Electronic Blood Pressure Monitor With Voice Function

1.Electronic Blood Pressure Monitor  with voice function2.Power supply: DC6V four aa Batteries Power adapter AC90-260V3.Display:Digtital Liquid crystal display4.Mesurement mode: Preesure: 20-280 blood pressure(2.7-37kPa) Pulse:40-160 times/min5.Accuracy: Pressure:15℃-25℃ with±3 blood pressure(±0.4kPa)5℃-40℃ (do not include 15℃-25℃) with±6 blood pressure(±0.8kPa)  Pulse:with±5%6.Normal working environment: temperature:5℃-40℃ Moisture:=85%7.Store&transport environment: -20℃-55℃  Moisture:10%-93%8.Operating air pressure:85Kpa-105kPa9.Operate&store air pressure:50Kpa-105kPa10.Measurable arm cirumference: about 20cm-34cm11.Weight: about 530g(exclude batteries) 12.Dimention:126×100×53mm(L*W*H)13.Operation mode: Operate continually14.Quick exhaust way:electronic discharge valve  Website:http://www.upnmed.org