waterproof fitness tracker smart watch silicone band watch sport pedometer sleep tracker heart rate monitor smartwatch for ios android

compatible for android 4.4, ios 8.4 platform or above,bluetooth 4.0. screen: 1.3 inch tft; body material : zinc alloy;lens: pc; strap: silica band; battery capacity: 90mah lithium polymer;operation mode: single touch type; recharge way: magnet contact usb, wireless distance: 10m. more function: pedometer(step,distance,calories),sleep monitor, smart ring, flex wristband, goal track, alarm, call refused, sedentary reminder, notification, remote control;