... , Door open, Occlusion, Infusion finished, Pause overtime, Leakage, Empty, Low battery, Battery damaged, Abnormity of drop detection, infusion, motor, sound, drip sensor ... /60Hz, ≤ 25VARechargeable Ni-MH battery: DC12V, 2000mAh, life: ≥ 4 hours at 25mL/h, remaining battery displayed.Operating Conditions: Temperature: 5°C ~ 40°C Relative humidity: 20 ...