Details:
Product information:
Bluetooth version: BT5.0
Bluetooth effective distance: 2m
Battery type: rechargeable lithium-ion battery
Battery capacity: 25mAh
Standby time: 192h (one charge)
Charging time: 1.5h
Waterproof grade: IPX8

Size Information:


Packing list:
Ring*1
 
Product Image: