1. Long press the power button.


2. Select the power level.

3. Short press the power button again.

4. When the power light starts blinking, proceed the procedure pressing the “SHOT” button.

When using portable external phone battery, please keep the following in mind.

Please only use battery with output of 5V2A and higher.

The device will not properly function if the output is below 2A.



Pressing the shot button, you may feel a stinging pain when the device is in contact with the skin