Auto Upper Arm Blood Pressure Monitor with Bluetooth function helps to measure blood pressure and pulse automatically. It makes a series of 3 consecutive and automatic measurements (15s intervals) with automatic calculation of the average arterial measurement that allows a more reliable result. It has the inflation measurement technology (Oscillometric system) that detects the amount of air the cuff needs to measure. The data is sent via Bluetooth to the mobile application. Detects an arrhythmia or calculates the average values of the morning and evening of the last 7 days. Format: 13.5 cm (H) - Wristband 22-36 cm in diameter, net weight 175 g and charger USB cable.