Product Name: Hot Selling Fuzzy Logic Upper Arm Blood Pressure Monitor Model NO.: YY-089 Theory: Blood Pressure Monitor Product Description Hot Selling Fuzzy Logic Upper Arm Blood Pressure MonitorItem DescriptionProduct Size: 131*110*62mm (L*W*H)LCD Size: 55*45mmStorage Condition: Temperature: -20° C~+55° C Humidility: < 85% Working Condition: Temperature: 5° C~40° C Humidility: < 85%Battery Life: 300 timesAuto power off: YesLow Voltage Display: Battery symbol Time & Date Display &Alarm clock: YesMemory Storage: 2 x 90 sets (dual user mode)Inflation: Automatic inflation Accuracy: ± 3mmHg/± 0.4kpa (Pressure); ± 5% (Pulse)BP Measure Range: 0~299mmHgPulse Measure Range: 40 to 199 beats/minBattery: 4*AA (DC6V)Method: Oscillometric Measurement Weight: 352g with batteryPacking DetailsCarton Size: 39*33*43cmQuantity/Carto: 20 pieces of blood pressure monitorGross Weight/Net Weight: 12.5kg/11.5kg