Product Information DC output: 12V; Max current: 1A, Cable Length: 3.28ft. USB input: 5V 2A male, Please Make Sure the current is 1A or the device may not work.Note: NOT Suitable for High Current Equipment. Safe & Reliable, with built-in upgraded intelligent IC circuit, our voltage adapter provides your devices perfect protecetion from over-current, over voltage, overload or short circuit. Widely Usage, Super convenient for different kinds of devices such as Fan, Table Lamp, Bluetooth Audio, Wireless Router, Speakers that requires for 12V power. Small size and easy to carry.USB to DC power cable allows you to charge your device anytime and anywhere.