Specifications Display mode: LCD Digital Display Measurement method: Oscillographic measurement method Measurement range:Pressure: 0~280mmHg (OkPa-37.3kPa) pulse: 40~199 beats /min Accuracy:Pressure: Within+3mmHg pulse:Within+5% Unit:mmHa/kPa Power Supply: USB DC5V or 4 pcs AAA batteries(Batteries and USB cable not included) Automatic power off function: Without operation for 1 minute Operating environment: 5 ~40°C ,15%RH~80%RH Storage temperature: -20~55°C ,10%~93%RH Weight: About 430g Cuff circumference range: 22-32cm. Package size: 11.0* 8.2 * 15.5cm/ 4.23 * 3.15 * 6.10 Inch Package Included: 1x Blood Pressure Monitor 1x Cuff 1x User Manual.
