IP67 Waterproof
Chipset: RTL8763EWE，BT 5.0/3.0
Display: 1.83inch-square screen-240*284-TFT
Body material: Zinc alloy + PC bottom shell
Strap material: Silicone
Rate sensor:HX3600
Compatible: android 8.0+ / ios 9.0+
Function:Single chip dual-mode a key connection, bluetooth phone, bluetooth audio keep connection, heart rate, blood pressure, blood oxygen, sleep, step, calories, and raised my hand against the bright screen, the alarm clock, the APP information remind, stopwatch, music control, remote control picture, respiration rate, games, Female,123 multiple sports modes
Battery capacity: 220mAh(typical value) BIS
Charging method: USB Magnetic wire
APP: Da Fit
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