... air pressure 70~106kPa, relative humidity30%~90%Battery Rechargeable lithium Polymer battery,7.4V,1600mAhBattery recharge When the pump is ... power supply, turn on the power and the battery will automatically recharge(about 8-14 hours to ... plasticClassification Class II,Type BFAlarm functionsNear, Over,OCCL.,low battery, syringe installation error, control abnormal, machine malfunctionAccumulated ...