* 12V to 8V DC Converter for Canon eos DSLR:
*This can be used with : 400D,450D,500D,550D,600D,1000D,1100D,
40D,50D,60D,5D MarkII,Astro40D,Astro50D,Astro60D
Cooled 5D MarkII
* Use 12V Sealed Lead Acid Battery or 12V AC/DC adapter as a power source
* Long lasting in cold air temperature
* 4 types terminal available