Automatic blood pressure monitor BP880A

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Blood pressure analyser software included HAD(Heart pulse Arrhythmia Detection) Average value measurement WHO indicator Low voltage warning Accurate & precise Easy-to-read, wide angle display 4 keys operation Smooth & fast measurement Specification Accuracy Pressure: ±3 mmHg, Pulse: ±5% Max. Inflation Automatic inflation (air pump) Deflation Automatic air release control valve Display Liquid Crystal Display Unit dimensions L x W x H: 136 x 113 x 65 mm (5.35x4.45x 2.56 inch) Unit weight 525± 5 g ( 9.45± 0.17 oz) (Including batteries) Storage/Transportation environment Temperature: -10 ~ 50°C (-14 ~ 131°F), Humidity: ≤ 90% R.H. Operation environment Temperature: 10 ~ 40°C (50 ~ 104°F), Humidity: 10% ~ 95% R.H. Power supply Four AA (1.5V) alkaline batteries Battery life Approx. 250 measurements Auto power off 3 minutes after last button operation Accessories Instruction manual, 4 AA alkaline batteries