- Waterproof Rubber
Prevent water from leaking in.
protect the USB charging port from water seepage damage.
- USB Charging
Built in a 1500 mAh rechargeable battery.
Charge for 4-6 hours and can be used for about 120 min.
- Power Switch
Turn on the bottom ON/OFF switch before placing in the water.
Switch OFF when not in use, more convenient and flexible than older-version of inductive switch.