Features:1. LCD screen2. Low power consumption3. 99sets of storage( 2 people)、IHB arrhythmia detection4. WHO blood pressure classification. Intelligent pressurize5. Auto power off:Auto power off when no operation for 1 minute6. Fashionable outward、 Light and compact、 suitable for health care(medical field、 family and adult)Description:Color: White + BlackSize: About 115x100x60mmWrist Band Length: About 22-32cmDisplay: Digital liquid crystal displayAccuracy: Static pressure: ±0.4kPa(±3mmHg)                 Pule: Within ±5%Measurement mode: Oscillometric methodMeasurement range: Pressure: 5.3kPa-37.3kPa (40mmHg-280mmHg)                                  Pulse: 40-199times\/min                                  Wrist band display range: 0kPa-39.9kPa (0mmHg-299mmHg)Resolution: 0.1kPa (1mmHg)Power supply: DC 6V (1.5V four AAA batteries、 the batteries are not included)Storage temperature and moisture: Temperature (-10 C-55 C Moisture:≤10%-85%RH)Using temperature and moisture: Temperature (5 C-40 C Moisture:≤15%-85%RH)Package Included:1 X Blood Pressure Monitor Device (not included batteries or AC\/DC adapter)1 X Wrist Band1 X Storage Bag1 X User Manual Notes:1. The real color of the item may be slightly different from the pictures shown on      website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight deviation for the measurement data.