Eliminate auxiliary toggle switches and their attendant holes by installing this device, which ties into your light wiring. Connect to high-beam wire or turn signal cancel button to allow independent control of driving lights, fog lights or any accessory electrical device from your pre-existing control button. Tap high beams or blinker cancel button to activate, LED shines green to indicate power to your auxiliary relay. This programmable pulse sensor technology is a reliable and efficient way to control auxiliary power. Neat. Includes tie wraps, wire clips, adhesive tape and instructions. Max current draw 200mA @ 12V. 1.4”x1.4”x.3”.