1Can be used as the on/off key of various indoor and outdoor electrical equipment, such as strobe lights, chassis lights, fog lights, etc. 2Features 12/24V voltage and 300A maximum current, it has stable performance and reliable to use. 3This battery isolator switch has a wide range of applications, suitable for car, boat, van, truck, RV, caravan, etc. 4Made of premium quality ABS and copper, good conductivity, sturdy and corrosionresistant, long durability. 5The installation is simple and fast, does not require complicated operations, which is convenient for using.