Activity watch records activity & transmits the data to your smartphone via Bluetooth. Tracks number of steps, distance, calories, activity duration and achievement of daily goals. Remote timer for smartphone camera selfie function. Notifications for calls, e-mails, texts and messages. Alarm settling, 30 day memory. Waterproof up to 50m. More than a watch, measures your activity whilst keeping you in touch with incoming calls, e-mails, texts and messages. Display information LED screen. Battery Typical usage time of up to 4 days. Low usage time of up to 4 days. Features Pedometer. Accessories included: charging cable & instruction manual. Manufacturers 3 year guarantee.