Wrist blood pressure monitor

Features
«Double 99-group memory, IHB arrhythmia detection, WHO blood pressure classification
«Smart pressurization, live voice (optional)
«Voltage and power detection
Product specification
«Product size: 7.56x6.84x3.1 (without wrist strap)
«Storage temperature: -20 ℃ ~ 50 ℃
«Storage humidity: 15% ~ 90%
«Operating temperature: 10 ℃ ~ 40 ℃
«Operating humidity: 40% ~ 85%
«Display: LCD digital display
«Measurement method: pulse scanning method / oscillometric method
«Measurement range: hypertension / hypotension: 20mmHg ~ 280mmHg
«Pulse: (40 ~ 200) times / minute
«Accuracy: ± 3mmHg (± 0.4kPa)
«Pulse: within ± 3% of reading
«Voltage: 3V