ip68 waterproof 1.44 inches smart watch fitness tracker bluetoot bracelet watch sleep tracker heart rate monitor smartwatch for ios android

f33 compatible for android 5.0, ios 9.0 platform or above,bluetooth 4.0. screen: 1.44 inch tft; battery capacity: 230mah 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; colors: black,red,blue,green,grey