Commodity Quality Certification: 3C,CE,UL,GS
Size: L 125* D 52mm
Function: 10 Speed
Material: Silicone+Non-toxic ABS
Charing: USB charing
Waterproof: yes
Commodity Quality Certification: 3C,CE,UL,GS
Size: L 125* D 52mm
Function: 10 Speed
Material: Silicone+Non-toxic ABS
Charing: USB charing
Waterproof: yes