Just plug the USB car charger in the 12V plug in your car or an AC outlet in your home or office. Connect your USB peripheral to the USB car charger. Remove the USB charger when not in use since some car systems may still provide power to the socket even when the car power is off.
Features
For both AC outlet (folding AC plug) and 12V DC socket
Stylish and compact design
Powers and charges USB appliances
Built-in LED indicator
Foldable AC plug
DC socket protective cap included
Input voltage: DC 12-24V
Input current: 1A maximum
Output voltage: 5V
Output power: 3W maximum
Load regulation +-5%
Over voltage protection: 6.8V maximum
Operating temperature: 32 to 104 degrees F (1-40 degrees C)
Storage temperature: -4 to 185 degrees F (-20-85 degrees C)
Great for: cell phones, digital cameras, iPod, MP3 players, change-n-sync cables, digital video camcorders, and other USB appliances.