This is a Dynamite Micro Fail-Safe. Once your R/C controller loses control of your R/C vehicle, this part will act as a "fail-safe" that will safely turn off and put you R/C vehicle in idle preventing it from going out of control. It is universally designed to work with all popular brands of R/C systems. It is also equipped with male and female plugs to provide easy installation. This device is recommended for all types of R/C car and truck models.