Shenzhen Kingstar Technology Co., Ltd.
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APP:Fitpro2
Bluetooth version: BT5 .0
Chipset: PHY6222
Heart rate chip: hynitronJQ90
Gravity sensor:Silan 7A20
Battery capacity: 180mAh
Working hours: 12-15 days
Size: 225 * 22 * 11mm
Waterproof rating: IP67
Material:ABS+Nylon Strap