Compatibility: Smartphones that use Android or iOS platforms, in a 5-10m distance. Design: With a 1.3" HD screen on a wristband made of lightweight skin-friendly and soft TPU. Monitors: Features distance, heart rate, blood pressure, calories and sleep monitoring. Fitness tracker: Get a smart watch fitness tracker in white, pink, black or black and silver. Rechargeable: Recharges using the USB 2.0 port (cable not included). Phone notifications: Get incoming call and push notifications from your phone. Smart Watch Fitness Tracker | Black | Living Social