BRAND NEW Beurer AS81 Body Shape Bluetooth HEALTH Activity 。Beurer Bluetooth Smart Activity Sensor Fitness Tracker with Sleep Monitor, NIB AS81 The activity sensor records your activity all of the time and automatically syncs the data to the free Beurer HealthCoach app (available to download on iTunes and Google Play) via Bluetooth. Progress graphs and tables with measured values give you a quick and convenient overview of your data and make managing your activity fun - from anywhere and at any time. Activity Tracking: steps, distance, calorie consumption, activity duration, achievement of daily goals; Sleep Tracking: movement and duration; Fat burn; Time display; Memory capacity for 30 days/7 nights on watch; Vibration alarm function; OLED XL display; Splash-proof; Customer service in the USA Color: Blue