Excerpt: Purchased for shooting mountain biking and cycling events where flash is necessary. Boosted the recycle time of the flash exponentially. Increased my ability to capture more quality participant shots. Expected it to be cumbersome, however, the abilty to attach it to my battery pack worked well.
Excerpt: This is my third Canon Battery pack. The 8 AA battery holder is flimsy and cracks over time. I tried the Bolt battery pack but it stopped functioning after a few months. Although the Canon's build quality is poor, is does last a lot longer than the other brand but at twice the price.
Excerpt: I was doing a big conference and knew I would only have about 4 shots for each group of billionaires at the most...so one miss fire or slow recycle and a lost chance for a good shot...so I purchased the CP-E4 for that sole purpose... It is light and I put it on my belt.
Pros: Easy To Pack, Easy to Use, Lightweight, Reliable
Excerpt: I used this to power my speedlight with my Westcott Rapid Box 26" for a middle school dance. It was fabulous for formals and a photo booth! It kept my 580 EX ll ready to go all evening. Great buy!
Excerpt: Like some others here, I bought this to replace a cheap knockoff. In my case a Yongnuo SF-18, which failed after a couple years and a half dozen events. I hope this does better, but I am not encouraged by the cheezy non-user-replaceable cable or the flimsy plastic clips on the battery tray.
Excerpt: I was unhappy with the recycle time for my Canon 580 EX II flash used as daylight fill flash for bird photography. I decided to go with the Canon battery pack over the knockoffs because of quality issues and the much more expensive and powerful accessory batteries because I read reviews on how they...
Pros: Easy To Pack, Easy to Use, Lightweight, Reliable, Strong Construction