The new XP model DSLR cables are the most versatile cables on the market. The XPmodel cables can be used in association with a Switronix accessory or used solo with a PRO-X series Lithium Ion battery product.
The cables features a regulated7.9v LP-E8 type battery connection for the Canon T2i Camera's battery compartment. Also includes both red and green LED indication to display status of battery power. No additional adapter/cable required.