For use with 580EX-II, 580EX, 550EX, 540EZ, MR-14EX, MT-24EX Speedlites. Accepts eight AA-Size Lithium, Alkaline and Rechargeable Ni-MH or NiCd Batterries.
This battery pack reduces full power recycling time from about six to 1.7 seconds and increases the number of full-power flashes per charge from approximately 100 to 432.
Dust-resistant and water-resistant battery pack
Note: Speedlite 430EX and 220EX not supported
The Canon CP-E4 is commonly used for Family photos, Fast action, Fill flash, Lighting, Night photography, Outdoor events / games, Photography, Photojournalism, Sports/action, Sports photography, Travel, Weddings and more.The Canon CP-E4 is most used by customers who consider themselves to be a Professional, Pro photographer, Quality oriented, Semi-pro photographer among others.The Canon CP-E4 is popular because customers like the following qualities of the Canon CP-E4: Easy to use, Excellent interface, Fast charge, Good power output, Lightweight, Long lasting, Packs small / compresses, Reliable and Strong construction