Charge at least 6 hours prior to first use
Wash the waterproof device thoroughly with soap
Press and hold the power button for 3 seconds to switch on. Once turned on, you can switch modes by pressing the power button again. There are 4 modes.
There are 3 speeds for each mode. Press the buttons next to the power button to adjust the speed.
Press and hold the power button for 3 seconds to switch off the device