Smart fitness bracelet with several functions: calendar, pedometer, message reminder, sleep tracker, activity tracker, alarm clock, call reminder, fitness tracker. Connects to the smartphone via Bluetooth 4.0, the phone needs app to control the watch available in a variety of languages (French, Italian, Russian, Spanish, Polish, Portuguese, English, Korean, German, Dutch, Chinese, Japanese), compatible with Android 4.4 and iOS 7.1. With silicone strap, has 0.86" touchscreen size. Chargeable via USB, the connection interface is built into the bracelet and is covered by the removable strap. Life waterproof.