1Anti Theft Design: This car battery disconnect switch system, when you do not need to use the car, through the remote control to cut off the battery power, prevent your car from being stolen. 2Convenient: This remote controlled battery switch allows you to move the trigger from under the hood to your hand, quickly cutting off the power supply just by remote control, safe and convenient. 3Durable Material: Our remote disconnect switch is made of heat resistant Abs plastic with metal contacts for better electrical conductivity. 4Four Working Modes: This wireless control switch has four working modes: instant mode (click), switching mode (self locking), locking mode (interlocking), delay mode (timing), which can be used only after setting. 5Wide Applications: Our remote battery disconnect switch system can be widely used in cars and any other engine application with 12 volt batteries.