... pixel alarm: Automatic check,AC power source creepage,low battery,batter exhaust, occlusion in tube,drip finished,syringe finished,incorrect input ... AC supply:AC220V±22V,50Hz±1Hz; DC supply:DC14.4V,batter charge automatic when AC power source work. can used ... pixel alarm: Automatic check,AC power source creepage,low battery,batter exhaust, occlusion in tube,drip finished,syringe finished,incorrect ...