3 modes

Crawl mode
The height of the cordon can be set according to the needs of the controller. If the height of the wearer exceeds the preset height, he will continue to receive electric shocks at the preset frequency.
Confinement Mode
Imprisonment can be set as a cordon of movement range according to the needs of the controller. If the wearer exceeds the preset range, he will continue to receive electric shocks at the preset frequency.
Free mode
The free mode can set the electric shock frequency and voltage according to the needs of the controller, and shock the wearer (both crawling mode and imprisoned mode include this function)