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Dec-28-11
Supplier From Shen Zhen, Guang Dong Province, China
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Package Includes:

One main unit
One wireless door/window magnetic contact
One wireless PIR sensor
Two remote controllers
One White siren
One AC adapter
One digital keypad
One English user manual

Main Features:
1. Bulit-in GSM 850/900/1800/1900MHz.
2. The alarm host with 2 relay outputs,one of the relays with linkage function.
3. Support remotely arm/disarm by phone key press/SMS.
4. With independent arm function.
5. Alarm by SMS & Voice,can start-up on-site monitoring.
5. Can configure two-way communication function.
6. Can define alarm guarding zones.
7. With weak GSM dignal reminder and GSM network failure remind function.
8. Wtih external power failure alarm function.
9. With backup lithium battery(built-in 800 mAh).
10. With 10 wireless aalrm zones,2 wired alarm zones,1 wireless fire alarm zone & 1 wireless SOS alarm zone.

Technical Parameter:
GSM frequency: 900/1800MHz (standard), 850/1900MHz (optional)
Working frequency of detectors:3 15M & 433M (optional)
Alarm mode: GSM SMS and voice dialing
Alarm response time: Less than 8s (GSM in normality)
The volume of siren: More than 110db
Power requirements: AC 110-220V 50Hz or 60Hz
Working power consumption: less than 0.6W
Standby battery: DC 8.4V, 800MAH (Lithium battery)
Standby battery working time: more than 15 hours
Operating temperature: -10 ~ 55
Humidity: 20% to 95% (non-condensing)
Dimension: 220(L)*147(W)*38(H)mm.



Dimension: 220(L)*147(W)*38(H)mm
Weight: 2.5kg/set.
Dec-28-11

Multi-Features Gsm Alarm System G50B

$90
MOQ: Not Specified
Supplier From Shen Zhen, Guang Dong Province, China
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Main Features:

1. Bulit-in GSM 850/900/1800/1900MHz.
2. With color LCD display & keyboard.
3. Support site monitoring & two-way communication functions.
4. Support multi-ways arm/disarm.
5. Can define the alarm zones.
6. External AC power failure alarm.
7. Host with tamper alarm function.
8. Bulit-in backup lithium battery(800 MaH).
9. With 1 wireless SOS zone, 1 fire alarm zone, 24 wireless alarm zones, one external power failure alarm, 2 wired alarm zones.


Dimension:170(L)*118(W)*40(H)mm
Weight: 2.5kg/pcs.
Dec-28-11
Supplier From Shen Zhen, Guang Dong Province, China
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Technical Parameter:

GSM frequency: 900/1800/850/1900MHz (standard)
Working frequency of detectors: 315M & 433M (standard)
Alarm mode: GSM SMS and voice dialing
Alarm response time: Less than 8s (Normal GSM signal)
The volume of siren: More than 110db
Power requirements: AC 110-240V 50Hz or 60Hz output DC12V
Working power consumption: less than 0.6W
Standby battery: DC 8.4V/800MAH (lithium battery)
Standby battery working time: more than 15 hours
Operating temperature: -10 ~ 55
Humidity: Less than 95% non-condensing
Dimension:180(L)*130(W)*32(H)mm.



Dimension:180(L)*130(W)*32(H)mm
Weight: 2.5kg/pcs.
Dec-28-11

Multi-Features Gsm Alarm System G20

$85
MOQ: Not Specified
Supplier From Shen Zhen, Guang Dong Province, China
 Inquire Now  
Technical Parameter:

GSM frequency: 900/1800MHz (standard), 850/1900MHz (optional)
Working frequency of detectors: 315M & 433M (optional)
Alarm mode: GSM SMS and voice dialing
Alarm response time: Less than 8s (GSM in normality)
The volume of siren: More than 110db
Power requirements: AC 110-220V 50Hz or 60Hz
Working power consumption: less than 3W
Standby battery: DC 8.4V, 800MAH (Lithium battery)
Standby battery working time: more than 15 hours
Operating temperature: -10 ~ 55
Humidity: 20% to 95% (non-condensing)
Dimension: 160(L)*113(W)*38(H)mm.


Dimension: 160(L)*113(W)*38(H)mm
Weight: 2.5kg/set.
Dec-28-11

Intelligent Burglar Monitoring Mms Alarm

$120
MOQ: Not Specified
Supplier From Shen Zhen, Guang Dong Province, China
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Description and Main functions:

1. Support GSM 850/900/1800/1900MHZ.
2. With infrared night vision camera.
3. Automatically send alarm SMS,MMS,E-mails and support two-way communication while alarming.
4. Automatically send on-site pictures when alarming or remotely request to take pictures at any time.
5. Remotely control alarm host by SMS or phone button.
6. Support burglar alarm,fire alarm,and SOS alarm.
7. With external AC power failure alarm function.
8. Build-in backup lithium battery.(800MAH)

Packaging Includes:
One alarm host (main unit)
One remote controller
2G SD Card
One Power adapter
One English Manual.

The main specification of mainframe
Power adapter: input 100V240V/50/60Hz output DC12V
GSM Working frequency: 850/1900/900/1800MHz
Wireless receiving frequency: 315MHz/433 MHz
Communication mode: GSM/GPRS
Wireless detectors allowed quantity: unlimited
Wired guarding zone: Two
Image resolution: 640*480,320*240
Image format: JPEG
Memory card: 2GB
Camera resolution: 30 million pixels
Built-in lithium battery: 800mAh
Battery standby time: 12hours
Operating temperature: -10 to +45
Storage Temperature: -20+60
Humidity: 10-90% No-condensing
Dimensions: 150L*71W*70H (mm).

Prices(FOB Shen Zhen):
MOQ" 10PCS
Price(USD) Sample: FOB Shenzhen $120
5to 50sets :$116
51to 200 sets:$113.


Dimensions: 150L*71W*70H (mm)
Weight:1.5KG.
50829 Educational Software Suppliers
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Jul-26-22

Gypsum

$6
MOQ: Not Specified
Supplier From Valencia, , Spain
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Gypsum lump is an inorganic mineral known as CaCO2 and CoSo4.2H2o. This is the fifth non-metallic element in the earth s crust. It is found in many items we use every day, like toothpaste and shampoo. It is also used to make drywall, create molds for dinnerware and dental impressions, and to build roads and highway. The usage of raw gypsum lump is for increasing setting time in producing cement and to reduce the salinity of the soil in agricultural lands. The properties of this product are so well known that by improving the soil, it can increase the efficiency and effectiveness of agricultural products. In addition to building materials and cement raw materials, gypsum can also be used to many other fields such as making sulfuric acid, rubber, plastics industry, fertilizer, pesticide, paint, textile industry, foodstuff, medicine, daily chemical products, arts and crafts and culture and education. Gypsum can be also be used as a food additive to enhance the texture of ingredients in processed foods. Gypsum is the common name for the mineral calcium sulfate. Gypsum bonds easily with water and is usually found in its natural state as hydrated calcium sulfate. Gypsum is an ore that found in layers of limestone. Pure white rock gypsum is also known as alabaster and has been used to make carved statues and sculptures. Nearly all modern homes and buildings use gypsum in the form of wall board, also known as gypsum board, drywall or sheet rock. In the food industry, gypsum may be used as drying agent, color enhancer, stabilizer and thickener. Pure crystalline gypsum that used in food industries pharmacy and agriculture.This type of gypsum is layered, which is obtained by the adhesion of thin sheets of calcium hydrosulfate, or in the form of silk, which is the product of the adhesion of crystalline fibers of calcium hydrosulfate.
Jan-31-21

Poe Industrial Switch 1X10/100 Base

$0.99
MOQ: Not Specified
Supplier From Mianyang, Fucheng, China
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Sell POE Industrial Switch 1X10/100 Base + 1 RJ45 Port
Description:
It provides a stable and reliable Ethernet transmission offered by Opticombine, with high-quality design and reliability. It is positioning in the broadband network intervention market, to offer and realize Ethernet data exchange, convergence, and long-distance optical transmission with efficient bandwidth and reliable fiber optic network solutions for users.
Features:
1. Support Auto-MDIX, and full/half-duplex self-negotiation mode

2. Provide SC/LC/FC/ST interface fiber port & support single/dual fiber transmission

3. Support 10K Bytes giant frame, compatible with various extension protocol

4. Support IEEE802.3az energy-efficient Ethernet technology

5. 4K MAC address table

6. Support IPv6 Protocol

7. Electric 8KV surge protection, easy to use in an outdoor environment

8. Complete status indicator, working state at a glance

9. Power input polarity protection design, no worry about the wrong operation
Opticombine was founded in 2011, owned by SI CHUAN GUANGFA TECHNOLOGY CO., LTD. Opticombine is a manufacturer and full-line distributor of communication fiber opticconnectors, fiber optic consumable products, active & passive network equipment and components.
It serves customers from all segments of the fiber optics industry including telecommunications, contractors, resellers/distributors, researchers, government, education, cable TV operations, and telephone R&D facilities.
We're committed to delivering an exceptional customer experience by consistently applying the principles of trust, partnership, expertise, and a proven reputation â?? knowing that our employees are the key to our success.
CC:
Feb-01-21
Supplier From Mianyang, Fucheng, China
 Inquire Now  
Sell POE Industrial Switch 1 SPF + 6 RJ45 Port
Description:
It provides a stable and reliable Ethernet transmission offered by Opticombine, with high-quality design and reliability. It is positioning in the broadband network intervention market, to offer and realize Ethernet data exchange, convergence, and long-distance optical transmission with efficient bandwidth and reliable fiber optic network solutions for users.

The Industrial Media Converter complies with various characteristics such as mini size, no fan, low power consumption, high reliability and stability, and easy maintenance. It offers redundant mechanisms for critical applications that need always-on connections.

Features:
1. Support Auto-MDIX, and full/half-duplex self-negotiation mode

2. Provide SC/LC/FC/ST interface fiber port & support single/dual fiber transmission

3. Support 10K Bytes giant frame, compatible with various extension protocol

4. Support IEEE802.3az energy-efficient Ethernet technology

5. 4K MAC address table

Opticombine was founded in 2011, owned by SI CHUAN GUANGFA TECHNOLOGY CO., LTD. Opticombine is a manufacturer and full-line distributor of communication fiber opticï¼?connectors, fiber optic consumable products, active & passive network equipment, and components.
It serves customers from all segments of the fiber optics industry including telecommunications, contractors, resellers/distributors, researchers, government, education, cable TV operations, and telephone R&D facilities.
We're committed to delivering an exceptional customer experience by consistently applying the principles of trust, partnership, expertise, and a proven reputation â?? knowing that our employees are the key to our success.CC:
CC:
Mar-14-21
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Rubber is a kind of high elastic polymer material with reversible deformation. It is elastic at room temperature. It can produce large deformation under a small external force, and can recover to its original state after removing external force. Rubber is a completely amorphous polymer, its glass transition temperature (TG) is low, and its molecular weight is often large, more than several hundred thousand.

Rubber is divided into natural rubber and synthetic rubber. Natural rubber is made by extracting gum from rubber tree, rubber grass and other plants, while synthetic rubber is obtained by polymerization of various monomers. Rubber products are widely used in industry and life.

There are many kinds of rubber products, but the production process is basically the same. The basic technological process of rubber products with raw rubber as raw material includes six basic processes: plasticizing, mixing, calendering, extrusion, molding and vulcanization. Of course, the preparation of raw materials, finishing of finished products, inspection and packaging and other basic processes are also indispensable. Rubber processing process is mainly to solve the contradiction between plasticity and elasticity. Through various technological means, the elastic rubber is turned into a plastic compound with plasticity, and then semi-finished products are made by adding various compounding agents, and then the semi-finished products with plasticity are turned into rubber products with high elasticity and good physical and mechanical properties through vulcanization.It is mainly used in: transportation, industrial mines, agriculture, forestry, water conservancy, military defense, civil engineering, electrical communication, medical and health care, commodity storage, culture, education, sports, daily necessities, etc......
Jul-17-12
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This motor integrates the gear and the micro synchronous motor, and realizes the normal-reverse rotary control. It holds advantages of reliable running, large output torque, strong locking, small size, light weight, low noise, and long life.

Features:
Low power, high torque, quiet running
Reversible
The stator will not be destroyed when blocking.
The speed is not changeable as the speed.
Good self-locking when the electricity is off.


Output speed (r/min)13,15,20,25,30,35,45,62,80,100,115,120,130,138,150,180
Output torque (kg/cm)20-3418-3316-19.88-12.515-2113-19.810-18.03.5-4.53.0-4.02-3.52-3.451.8-3.41.5-2.41.4-2.31.1-1.71-1.5
Voltage: v110v/220v
Frequency: hz50/60hz
Input power: (w)4-10w
Current: (a) 0.3
RotationCw/ccw
Insulation scale (grade)E(105o c) b(130o c)
Insulation resistance Dc500v 100m ohm
Noise: db< 45
InsulationAc1500v 50hz/min
Ambient usage temperature-15 o c -40 o c
ProtectionImpedance protection
Certificate CE CCC


This type motor, which holds more varieties of different specifications, simple operation and other advantages, has been widely used, such as various types of household appliances, rotating machines, electric apparatus, range hood, electric fan, electronic oven, electrical curtain, stage lights, advertisement electric movement, electrical valve, science and education instruments, dehumidifiers, air purifiers, dishwashers, electronic projectors.

We also could tailor motors depending customers' request such as special speed, torque, output shaft diameter and length. Welcome to contact us.


Standard wooden box
Dec-11-25

Electric Skateboard Aluminum Mounting Sets, High quality

$1 - $50 / Piece (EXW)
MOQ: Not Specified
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Technical Specifications
Parameter Key Details
Material 6061-T6 aluminum alloy (7075-T6 optional for heavy-duty off-road builds)
Processing CNC precision milling, drilling, tapping, deburring, edge chamfering, surface treatment
Tolerance Dimensional tolerance �±0.01â??�±0.03mm; hole position tolerance â?¤0.02mm (ensures seamless component assembly)
Surface Finish Anodizing (black, silver, red, blueâ??scratch & corrosion resistant), sandblasting (matte texture), powder coating (vibrant colors for DIY customization)
Mounting Compatibility Pre-threaded M5â??M8 holes/slots; compatible with standard electric skateboard trucks, brushless motors, lithium battery packs, and DIY deck frames
Installation Feature Modular design for quick assembly/disassembly; slotted holes allow fine-tuning of motor/truck position for optimal ride performance
Application Scenarios
DIY Electric Skateboard Builds: Complete mounting sets for hobbyists assembling custom commuter, downhill, or off-road electric skateboards, ensuring secure fixation of motors, trucks, and batteries

Electric Skateboard Upgrades: Replacement mounting parts for upgrading stock boards to high-performance setups (e.g., swapping plastic mounts for durable aluminum ones)

Custom Mobility Prototypes: Tailored mounting sets for R&D projects of lightweight electric skateboards, portable e-boards, or cargo-carrying electric skateboard variants

Hobbyist Workshops & Makerspaces: Standardized mounting kits for educational DIY projects, enabling students and makers to learn electric mobility assembly fundamentals
Mar-25-20

Analogue Output Module T8480 P8480

$10.00K
MOQ: Not Specified
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Description
The Trusted TMR Analogue Output module interfaces to 40 field devices. Triplicated diagnostic tests are performed throughout the module including measurements for current, and voltage on each portion of the voted output channel. Tests are also performed for stuck on and stuck off failures. Fault tolerance is achieved through a Triple Modular Redundant (TMR) architecture within the module for each of the 40 output channels.
Automatic line-monitoring of the field device is provided. This feature enables the module to detect both open and short circuit failures in field wiring and load devices.
The module provides on-board Sequence of Events (SOE) reporting with a resolution of 1ms. An output change of state triggers an SOE entry. Output states are automatically determined by voltage and current measurements on board the module.

Features
40 Triple Modular Redundant (TMR) output channels per module.
Comprehensive, automatic diagnostics and self-test.
Automatic line monitoring per point to detect open circuit and short circuit field wiring and load faults.
2500V dc optical isolation barrier.
On-board Sequence of Events (SOE) reporting with 1ms resolution. Module can be hot-replaced on-line using dedicated Companion (adjacent) Slot or SmartSlot (one spare slot for many modules) configurations.
Front panel output status LEDs for each point indicate output status and field wiring faults
Front panel module status LEDs indicate module health and operational mode (Active, Standby, Educated)
TUV Certified for non-interfering applicatins
Outputs are powered in isolated groups of eight
Mar-25-20

Analogue Output Module T8480 P8480

$10.00K
MOQ: Not Specified
 Inquire Now  
Description
The Trusted TMR Analogue Output module interfaces to 40 field devices. Triplicated diagnostic tests are performed throughout the module including measurements for current, and voltage on each portion of the voted output channel. Tests are also performed for stuck on and stuck off failures. Fault tolerance is achieved through a Triple Modular Redundant (TMR) architecture within the module for each of the 40 output channels.
Automatic line-monitoring of the field device is provided. This feature enables the module to detect both open and short circuit failures in field wiring and load devices.
The module provides on-board Sequence of Events (SOE) reporting with a resolution of 1ms. An output change of state triggers an SOE entry. Output states are automatically determined by voltage and current measurements on board the module.

Features
40 Triple Modular Redundant (TMR) output channels per module.
Comprehensive, automatic diagnostics and self-test.
Automatic line monitoring per point to detect open circuit and short circuit field wiring and load faults.
2500V dc optical isolation barrier.
On-board Sequence of Events (SOE) reporting with 1ms resolution. Module can be hot-replaced on-line using dedicated Companion (adjacent) Slot or SmartSlot (one spare slot for many modules) configurations.
Front panel output status LEDs for each point indicate output status and field wiring faults
Front panel module status LEDs indicate module health and operational mode (Active, Standby, Educated)
TUV Certified for non-interfering applicatins
Outputs are powered in isolated groups of eight
Oct-26-19
 Inquire Now  
DLDP-WXD12 Radio Debugging Personal Skill Training Examination Appraisal Device
 Overview
"DLDP-WXD12 Radio Debugging Work Skills Training Examination Identification System" in modular form and provide typical Electronic Training Radio Debugging Device modules like power supply,audio and video processing module, infrared transmitter and receiver module, 433MHz wireless transceiver module, radio module, interphone module, TV module etc. They can complete a variety of wireless transmission equipment debugging, analysis and assessment. It can be used as classroom teaching demonstration,and radio debugging relevant certificate examination.
Technical Parameter
Input power: single-phase, three-wire 220V±10% 50Hz/60Hz
Output power: AC power supply 220V±10% 50Hz/60Hz
AC power supply: 7.5V(1A) two sets , fixed DC power supply +5V (1A) ,+12V (1A) ,+35V(1A),-12V(1A)
Adjustable DC power supply: 0~30V (1A)
Capacity: < 1.5 KVA
Working environment: ambient temperature range -5~40 , relative humidity < 80% (25 ), altitude < 3000 m
Total dimension: 2150Ã?1042Ã?1680mm
Optional
Sweeper 
Oscilloscope 
Function generator
Dolang owns over a hundred patents, we research and develop Educational Lab Equipment Electronic Trainer, Mechatronics, automotive electronics, rail transit, hydraulic and Pneumatic Trainer, intelligent buildings, industrial robotics, process control series vocational teaching equipment independently, can also design solutions and product customization processing according to customers specific requirement. CNC Trainer Milling Machine is also available.
Oct-31-14
 Inquire Now  
Feature
1., plate vibrates with mould.Make to spread to flap effect to show zhao more.
2., 360¡ærotating and cutting mode realize smoothly aggregation.
3., arouse earthquake and liquid to press to combine, assurance product even airtight solid degree.
4., full-automatic control, adopt japanese home comuter pc a control, valid of educational system machine and liquid press of close match, finished product rate gao, the breakdown rate is very low.
5., powder ash from stove, stove residue, coal gan stone etc.The industry discard a residue all can the function is an original material.
6., discard residue chan can reach to 75%.
7., kit auto the code flap machine and make exalltation productin eficiency, and consumedly saved manpower.
8., strength grade 5-70mpas.
9., the equipments produce the abiity significant exaltation and be applicable to grealy, meduim-sized brickyard.



Ordinal number, item, parameter
1, actuating shock force, 78kn
2, frequency of shock, 5000ó­/ýâ(time/minute)
3, amplitude, 15mm
4, noise, 85db(a)
5, shock time, 5õ©/ó­(second/time)
6, overall dimension, 8000¡¿2800¡¿3000(mm)
7, installed capacity, 65kw
8, weight of complete machine, 15t
9, maximum pressure, 20t
10, give plank size, 940¡¿580¡¿25(mm)
11, operation number, 10 ìñ(person)
12, use a ground of area, ¡ã5000 m©÷
Mar-28-12
 Inquire Now  
EDVAC Automation limited offers a very wide range of robots for customers. No matter if you want to buy arduino robot kits, Robot parts or Arduino motor, our robotic store has what you need! With robot kits, all the people can easily learn how to create a particular robot. By this way, people will be able to understand clearly the equipment. The robot kit featured here offer all the programming and assembling skills needed to meet the related requirements. Each kit is a great way for individuals or groups to research, design build and test.

3WD 48mm Arduino compatible Robot Kit 10014
This Robot kit is a 3 Omini wheels drive mobile robot kit, it could move forward, backward, left and right. Meanwhile, the 3WD 48mm Omini-Directional Arduino compatible Robot Kit supports Programmable in C, C + + and especially developed for hobby, professional and educational use.

The 48mm Omini wheel mobile robot kit includes microcontroller and motors. It makes you add more levels much easily as there are pre-drilled holes of screw and firm aluminum alloy body.

Features:
Programmable with C, C+ +
Easy to install
3 omni wheel drive
Omini wheel mobile robot kit
Includes Arduino microcontroller and continuous Servo motor
Aluminum alloy frame
Speed: 0.2 m/s
Pre-drilled holes make it expandable.


Specification:
Appearance: Circle
Power: 3W
Load Capacity: 2kg
Dimension(mm): 230*230*120
Net Weight: 1KG

Parts Included:
48mm Omni-wheel X 3
Servo Motor
Arduino 328 Controller
Arduino IO Expansion.
Mar-03-06

Tattoo Magazine

$6
MOQ: Not Specified
 Inquire Now  
Tattoo magazine
We are the general distributor for overseas subscribers of tattoo scuipting in time.
Tattoo (scuipting in time)
The only tattoo magazine in china. And the magazines are the most popular
In mainland of china. "tattoo magazine" is
A professional magazine in the area of tattoo, which includes every aspects
Of tattoo, such as classical tattoo works, introduce of tattoo culture,
Education of skills, etc. Today, a lot of tattooers have sent their tattoo
Works to us to publish on our magazines; they are from the entire world
Such as mainland of china, american, taiwan, hong kong, korea, malaysia, etc.
Every volume has a circulation of 30, 000. And they like the magazine very much.
Since we prepareing to sale our magazine worldwide to those
Tattoo studio, tattoo artist, tattoo lovers.Language from now on will be
Chinese and english, some franch and spainsh.
Also, we already begning to introducing foreign tattoo artist in our magazine
By free to world and china. If you are interesting, you can sent the full details
To us by email as follows:
The resume about you (more than 500 words by english, spainsh, franch as you like).
Photograph (photo for word and obverse photo, several pieces). Big tattoo works
For more than 5 pieces, small tattoo works for more than 20 pieces and more than
5 manuscripts. More than two photos of your store and the logo of your store.
Some information about tattoo in your country such as the history, style,
Characteristic, handicraft and the tool for tattoo (over 1500 words). Several photo
About your country tattoo works are requisite.
(digital picture by digital camera are accept)
Feb-04-26
Supplier From London, Commercial Road, United Kingdom
 Inquire Now
May-20-23
Supplier From Thane, Maharashtra, India
 Inquire Now
May-17-23
Supplier From Greenford, Middlesex, United Kingdom
 Inquire Now
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