Absolute genius! This adaptor provides you with 12V output from a common USB socket (usually 5V output). Useful for powering all sorts of 12V devices direct from a computer or other USB charging source. 12V @ 1A rated output. Includes 7 standard DC tips to suit your device. Note - your USB port must be equipped for high current charging (2.1A or greater). Some USB ports are 500mA rated. The device will work perfectly, but will not be able to provide the full 1A current at 12V. 

Features:

- USB 5V step-up to 12V converter

- Supplied with 7 standard DC tips

- Ideal for powering routers, radios, modems, car DVD players, etc