RAVPower 12W Total Output Car Charger Dual Charging Ports Ideal for almost any vehicle, once connected to the cigarette lighter port, you can simultaneously power two devices – including two large tablets – thanks to the combined 2.4A output 12-24V Car Universal Use The battery input of 12-24V is standard across all cars, and the USB charger will automatically adjust to match the unique charging needs of all your USB powered devices and protect your device and charge at a steady rate. Enhanced Heat Dissipation The exclusive enhanced heat dissipation technology helps your devices stay cool, and it can protect your devices against excessive current, overheating, and overcharging too, ensure total protection for you and your devices. Unique LED Circle LED indicator shows your device's charging status. LED-lit charging port for foolproof insertion in the dark.