Realwo I5 Plus Bluetooth Smart Wristband Bracelet Sleep Monitor and Sports Fitness Activity Tracker for iPhone Galaxy Lg G3 with 0.91inch OLED Touch Screen (Red) 3D Senser, support sleep monitor, sleep clock, wakeup clock, sedentary reminder. Sync sports data, record and track steps accurately, mileage measurement and calorie management functions. Looking for mobile phones and remote taking photo functions, sync your smart phone with OLED digital time display. Caller ID and SMS reminder, display incoming calls, message from facebook, twitter, skype, email etc with vibration alert. Built-in USB charging, built-in silent vibration mode, comfortable adjustable wristband and light weight.