It has a wide range of applications and is compatible with most electrical appliances such as homes, offices, cars, trucks, and electric vehicles. Universal socket, resistant to plugging and unplugging. Smart chip, temperature control and heat dissipation, prevent the machine from overheating, one-key switch, efficient management, safer to use. Porous heat dissipation, multiple protection. Can protect your equipment and car from overheating, overload, low load, short circuit, low voltage and over voltage.