Product Name: Arm-type fully-automatic electronic blood pressure monitor Model:DXJ-310 Performance Index: LCD Screen Digital Display Measurement Method: Oscillometric Method Pressure Display Range:0í½300mmHg(0í½40KPa) Measurement Pressure:40í½240 mmHg(5.4KPaí½32KPa) Pulse Rate:40í½160Beats Per Minute Accuracy: Pressure Within í+0.4KPa(í+3mmHg) Pulse: plus or minus 5% Puff: Automatic Puff Deflate: Automatic Exhaust Pressure Detect: Silicon sensor Memory: Sixty Groups Power Supply: Four(AA)batteries(steady voltage plug interface of DC) Operation Range:Temperature:10í½40degree Humidity:30í½85% RH Storage: Temperature:-20í½+55degree Humidity:10í½95% RH Weight:0.5kg(include pressure cuff and batteries) Dimensions:113x140x65(mm) Pressure Cuff: Fit for arm surround 22í½33cm Package quantity:20pcs Package size:320X300X380(mm) Package weight:11kg