Hot! Guaranteed new product, quality workmanship and exclusive offers. Buy now and we will deliver your item to you as soon as possible, have a great day! Blood pressure measurement is done by pressing a single button. Usage: Place the cuff on your upper arm. Press the center button and after 35-40 seconds the screen will show a large reading of your blood pressure and pulse. The blood pressure monitor is extremely quiet both when the cuff is inflated and when it is deflated. Power supply: The device works with 4 AAA batteries (not included). After 10-15 seconds of inactivity, it automatically turns off. The power supply (wall adapter) is NOT included in the package, but the cable is included in the package. It can be connected to any mobile phone charger with a micro USB connector. Specifications GENERAL CHARACTERISTICS Body area Arms Type of use Household Operating type Electronic Function Portable Automatic shutdown Usage history Package contents 1 Blood pressure monitor 1 x Cuff 22-32cm - User manual; Color White TECHNICAL SPECIFICATIONS Maximum number of measurements 99 Connection USB Systolic measurement range 0 - 280 mmHg Diastolic measurement range 0 - 300 mmHg Power type Batteries AC power Battery type Nimh Batteries required 4 x AAA (not included) Specifications Blood pressure: 20 - 280 mmHg with an accuracy of +/- 3 mmHg; Pulse: 40 - 199 bpm with an accuracy of +/- 5%; Adjustable cuff 20 - 34 cm; Remembers 99 positions for 2 users for a total of 198 memories so you can check your history. MEASUREMENTS Cuff circumference Cuff 22-36 cm Single cuff Cable length 30 cm Color: White As shown in the picture