1000W DC 12V TO AC 230V POWER INVERTER TWIN SOCKET
http://www.amazon.co.uk/gp/product/B009LJK6VE?tag=istiqomah-21
Provides two AC sockets that can be powered from a DC 12V source
Connect direct to your car or other 12V battery
Includes 3-metre battery lead for versatility
Ideal for heavy duty applications
Suitable for powering laptops radios TVs and other high wattage products