... % Power supplu AC100-240V, 50/60 Hz Battery Rechargable lithium polymer battery,7.4 V,1650mAh Maximum consumption25VA,can continuously ... than 5 hours after fully recharged. Battery rechargeWhen connect the pump to AC power, the battery will recharge automatically.(8-14 hours ... supply indicator,bed No. Alarm function Infusion completion,low battery,control abnormity,no AC supply alarm. Maximum size of ...