Designed for people over 12 years old and based on oscillometric method, this high-quality blood pressure monitor intends to measure systolic blood pressure, diastolic blood pressure and pulse rate automatically in one-key operation through wrist at home or in the hospital. Features: [Compact Structure] Portable to carry and easy to use. [LCD Digital Display] Large LCD display screen with backlight for easy data reading. [Wide Cuff Range] Fits the wrist with a circumference between 5.31 inches and 8.46 inches(13.5~21.5cm). [Measuring Principle] Adopts the oscillometric method for professional, fast and accurate results of blood pressure measurement. [Intelligent Inflation] Reduce the uncomfortable feeling by incorrect inflation, shorten the measuring time and prolong the usage lifetime of the cuff. [One-button Operation] Automatically measuring systolic blood pressure, diastolic blood pressure and pulse rate, convenient to use. [Blood Classification Index] According to the blood pressure classification by the WHO / ISH. Easy to check your blood pressure and classification index. [IHD Function] Irregular Heartbeat Detection can mind you the abnormal physical condition. [Dual User Data Record] This blood pressure monitor automatically stores 2x90 sets of measurement readings. The earliest record will be replaced by the latest measurement value when there is more than 90 sets each user. [Time Display] You can set year, month, date, hour and minute. [Automatic Power-off] Auto power off after 3 minutes to save the battery life. [Wide Application] It is expected to be used at home or in the hospital, intended for people over 12 years old. Specifications: Material: ABS Color: Black Power Supply: 2 * AAA battery (NOT included) Battery Life: Approx. 300 times testing Measuring Principle: Oscillometric method Inflation & Deflation: Automatic Measuring Localization: Wrist Measurement Range: Pressure: 0~299mmHg Pulse: 40~199pulses/min Accuracy: Pressure: 3mmHg Pulse: 5% of reading Memory Function: 2x90 sets Automatic Power-off: 3 minutes Operating Environment Condition: 5~40, 15%~93%RH, 86kPa~106kPa Wrist Size for Cuff: Approx. 13.5~21.5cm / 5.31~8.46in Panel Size: Approx. 6.8*6.6*2cm / 2.68*2.6*0.79in Item Weight: Approx. 102g / 3.6oz Package Size: Approx. 9*9*10cm / 3.54*3.54*3.94in Package Weight: Approx. 205g / 7.23oz Note: Please read the Users Manual before use. Do not use a cellular phone near the unit, which may result in operational failure. This product can' t be used in patients who is with severe heart insufficiency to avoid suffocation and death. This product is not suitable for infants and children. Packing List: 1 * Blood Pressure Monitor with Cuff 1 * Storage Case 1 * Users Manual(English)