This EverStart 12V Dual Charger with USB port in black is a perfect way to keep multiple devices in your vehicle charged on the go. EverStart charger includes two 12 Volt sockets. Input on the 12 Volt sockets is 12 Volt DC 3 Amp and output is 12 Volt up to 3 Amp. Charger also includes one USB charging port. The input on the USB charging port is 5 Volt DC with output of up to 1000mA. This charger can be used with your phones and MP3 powering up to 3 devices at one time. Features a LED power indicator for low light visibility situations.