... increment 1ml/h)Displayed information:Rate, volume limit, accumulated volume, power indicator light, bed No., AIR, OCCL. OVER, EMPTY.Alarm ... ., Air, Empty, Low battery, control abnormal, no AC power supply, installation error, serious low batteryKVO rate:1ml/h (keep ... /60HzBattery recharge :When the pump is connected to the AC power supply, turn on the power and the battery will automatically recharge ( ...