Canon CP-E4 Battery Pack Sekonic C-700R Benefitting the reach is an

Benefitting the reach is an advanced optical design

A Hyper Sonic Motor is also used to provide quick and quiet autofocus performance along with full-time manual focus override

This package includes a tether wire and screw to perform basic Bullet Time effects

4MP MOS sensor and a TruePic VIII image processor

With low distortion and wide angle

Canon CP-E4 Battery Pack Sekonic C-700R Benefitting the reach is anCanon CP E4 compact battery pack Batteries in your Speedlite 580EX II, MT 24EX and MR 14EX flash units will usually provide more than enough power for most uses but sometimes you want to take lots of pictures with flash, the flash needs to recycle really quickly, you might want to use a high power burst of flash frequently. The Canon CP E4 battery pack provides an extra power source to help you to do this. Improved water resistant and dustproof