This 12/24V USB charger comes with 4 standard USB ports for charging your devices while on the road. It combines 2 different charging protocols to ensure the compatibility with all USB charging devices. Each port has its own individual on/off switch where power is highlighted by an LED indicator. Thie 4 USB Ports Charger has built in overload, overvoltage, overtemperature and short circuit protection for maximum safety. Comes with adhesive fixing and a generous 80 cm extension cable for you to optimise placement in your vehicle. Charges a wide range of devices including smartphones, tablets, dash cams, sat navs, powerbanks and more. Great for sharing power with passengers