Fitness tracker BT 36 G. Smart Sport-Wearable with many functions.Easy control via free app.Sport mode: Pedometer, distance, calorie consumption.Blood pressure sensor + blood oxygen display. This text is machine translated. Features: .Heart rate monitor.Sleep monitor.Shows push messages and calls from your smartphone.Alarm function + activity alarm.Display: 3.3 cm (1.3") color display (240 x 240).Bluetooth 4.0.150 mAh lithium rechargeable battery.WearFit.G-sensor.Compatibility: Android 4.4 and above / iOS 8.4 and above.Weight approx. 36 g. Specifications: .Battery capacity: 100 mAh · Case colour: Black · Colour: Black · Colour (watch strap): Black · Display resolution: 240 x 240 Pixel · Functions (wearables): Call & message notification, Sleep time, Steps, Distance, Burned calories · Product type: Fitness tracker · Pulse functions: Wrist · Rechargeable battery technology: Li-ion · Type: BT36G · Weight: 36 g. Delivery includes: .USB‐Charging clip, Operating instructions.