... ±3%Power supplyAC 100~220V,50/60HzBatteryRechargeable lithium polymer battery, 7.4 V, 1600mAh.Maximum power consumption25VA ... informationFlow rate; accumulated injection volume; injector specification; battery capacity; bed No.; AC power indicator, operation indication ... by turns.)Alarm informationnear completion, Over, occlusion, low battery, abnormal 1 (communications failure), abnormal 2 (pump ...