Description: - Accurate result detected by oscillograph - Oscillometric method, automatic inflation & measurement. - Measuring Method: Korotkoff - Sound method - Heartbeat measurement.& Irregular heartbeat detection. - WHO Classification Indicator. - Average of the 3 most recent measurements. - PMMA faceplate (acrylic glass) - Automatically turns off(within 1 minute) to save power. - Can be used for medical or home, always concerned about the health of the family or yourself, care for the elderly and children around us. Specifications: Type:Blood Pressure Monitor Power supply:4 x AAA batteries Color:Pink Application:Wrist Gender:Unisex Measurement principle: Oscillograph Cuff: Soft cuff Cuff size: 22-32cm LCD size: 63×51mm Measurement range: pressure: 30 mmHg~280 mmHg; pulse: 40~190 times/Min. Measuring Accuracy: pressure: +/-3mmHg; pulse: +/-5% of reading. Power supply by: 4 x AAA batteries. Working environment: 5 oC - 40oC (41oF to 104oF), no greater than 85% R.H. Environmental pressure: Atmosphere pressure Electric shock protection: Internal power Safety Classification:Type B device Inflation: Automatic Inflation by internal pump. Deflation: Automatic speed deflation system controlled by interanl electromagnetic piston Display: Pressure(Systolic and Diastolic), Pulse, Date, Time, Low Power Symbol, Memory Group, Mnemonic, Heart Rate Memory: Single type 90 memories. Package included: 1 x Blood Pressure Monitor Note: 1.Please allow 1-3mm differs due to manual measurement. 2.Due to the different display and different light,the picture may not reflect the actual color of the item. Thanks for your understanding. Can be used for medical or home, always concerned about the health of the family or yourself, care for the elderly and children around us. Automatically turns off(within 1 minute) to save power. Accurate result detected by oscillograph Heartbeat measurement.& Irregular heartbeat detection. PMMA faceplate (acrylic glass)