VEHICLE INVERTER WITH MULTIPLE FUNCTIONS: This Upgrade 1600w car inverter comes with 1 AC sockets, 4USB ports + type-c port, AC power switch and cigarette lighter port, which has more functions than previous old inverters richer. INTELLIGENT TEMPERATURE CONTROL SYSTEM: This inverter for car adopts new temperature control technology. It no longer starts the fan when the power switch is turned on as before, but when the internal temperature of the inverter reaches 113℉/45℃, the fan will start to dissipate heat. This ingenious design is to more energy saving and oil saving at work. MULTIPLE SAFETY PROTECTION: The car outlet has a built-in fuse. The car adapter can automatically cut off the power during overheating, under voltage and over voltage charging, short circuit, overload and overcharg