Display Format: 120x140x190mm Net weight: Less than 2kg Power: 220V5060Hz Fuse: 220V0.2A for two pieces; 12V0.5A for one piecw Power consumption: 20VA; it can operate 2hours with battery charged Speed range: 1-600mlhour Infusion increasing amount: 1mlhour Amount range: 1-9999ml Speedy amount: 1.0ml Speedy infuion: 600mlhour Accumulated amount: 1-9999ml Accuracy: A±5% Open infusion speed for vein: 1mlhour CKV0 Alarm: a. infusion finished;