Big LCD display screen Door free design Alarm system ... bed number, air bubble, blocking alarm, transfusion completion, pressure, flow speed, ,etc.AlarmCompletion, blocking, battery low, ... : 5°C~+40°C, Air pressure: (86~106) kPa,Relative humidity: 80% or belowTemperature: 5°C ... ~+40°C,Air pressure: (86~106) kPa,Relative humidity: 80% or below High precision Syringe ...