This is a high capacity / rechargeable Li Ion Battery with premium cell.

Feature:

Best aftermarket replacement for the original Canon LP_E6 battery packs.
Never run out of battery power when you’re just about to capture the perfect moment! Time to get extra power for your digital video camera/camcorder
Specification:

Compatible With:
Canon: EOS 5D Mark II, 60D, 7D
Package Content:

1 x Li-lon Battery for Canon LP E6