Product Details 

• Measurement Intervals: 1mmHg
• Pressure mode: Pump pressurized automatically
• Power Supply: Two AAA Battery

Product net weight:90g

• Range of wristbands:135~195mm     
• Range of measurement: Blood presser(0~280mmHg),Pulse rate(40 ~ 199 times/min)
• Pressure mode: Pump pressurized automatically
• Pressure reduction way: Solenoid valve controls to reduce pressure
• Measurement error: blood pressure±3% ; heart rate: ±5%
• Memory capacity:60 group of measurement date and time can be memorized
• Pressure induction: The semiconductor pressure sensor
• Operating temperature and humidity:+10degree~+40degree/40%~85%R.H.
• Preservation temperature and humidity:-20~degree+50degree/15%~90%R.H