Product Name :Multi-Purpose Infusion Controller ---Infusion Guard 
Model :UPR-100 
Tube :15 drops/ml, 20 drops/ml, 60 drops/ml 
Principle :Gravity Infusion; Infrared photoelectric beam detects drips; controlling valve automatic controls infusion rate; and heating function. 
Operational condition :Ambient temperature : +5℃~40℃ ;Relative humidity : 20%~80% 
Power source :Both AC. and DC.power supply  220V~ 50Hz/60 Hz  7.2V 800mAH 
Power consumption :3 VA (without heating) 12VA (heating) 
Range of setting :Drop rate: 1drop/min ~ 140 drops/min 
                     Flow rate :15 drop/ml: 4 ml/hour ~ 560 ml/hour; 
                                20 drop/ml: 3 ml/hour ~ 420 ml/hour; 
                                60 drop/ml: 1 ml/hour ~ 140 ml/hour. 
                     Volume limit: 1ml ~ 999ml 
                     Time setting : 1min ~ 3 hours and 59mins 
                     Total volume: 1ml ~ 9999ml 
Accuracy :Drip rate : ±3% ; Flow rate :±5% ; Time : ±5% 
Heating :output fluid temperature is up to 2℃~5℃ increase in the low-temperature environment. 
Alarm :Sound and light alarm when battery disconnection, low battery, Finish, drops-checking failed and leakage 
Dimensions :135mm × 110mm × 45mm 
Weight :400g(battery includes)