Features: 1. Awarded with iso13485: (tuv germany) and ce certificate 2. High infusion rate :1~2000ml/h 3. Patented door-free design and double cpu, safer and more reliable, avoiding pump stuck and fluid leakage. 4. Accumulated infusion volume: 1~9999ml 5. Detecting air bubble and occlusion, audio and visual alarms signal given out Big lcd indicators 6. Special bolus function : 2000ml/h. Press bolus key, run at the highest rate; Release it, the pump enter into the original speed 7. Kvo: 1ml/h to avoid liquid flow back Stardard packing