The Pen Shocking Function can be only used several or dozen times. This is determined by the battery voltage . and it may fail after strong crush or high drop. After shocking failure, it can be used as a normal pen.
There are 3x batteries in the Shock Pen, According to Picture 3 as a method to replace the batteries , but need skill to break the glue.
If Shock Pen's shocking function is weak or fail . Please click 'Problem with order'->'Other issue' to contact us. We will solve all your problem perfectly.
Note: Please use it to shock somebody carefully. Maybe They will drop it. And It easy to broken.
