The CP-E4N Compact Battery Pack is an essential accessory for the professional photographer demanding faster recycle time and improved continuous shooting. The pack gives your flash a boost and has an improved heat management system that allows for more bursts before needing to stop to recharge. The CP-E4N comes complete with carry case so you can easily attach the battery pack to a belt loop or strap.
The CP-E4N Compact Battery Pack is compatible with the following Canon flashes:
SpeedLite 600EX II-RT
SpeedLite 600EX RT
SpeedLite 580EX II