[50589] JJC BP-CA1 External Battery Pack for Canon/Yongnuo

This battery pack is a high-performance battery pack that reduces recycling time and increases flash capacity. Moreover, just by replacing connecting cords, it will work with different brands of flashes, including Canon, Nikon, Sony, Pentax, etc. You can install four or eight AA-type batteries in the pack to ensure a stable power supply for your flash, and can get a greatly increased number of flashes and a shortened recycling time. The battery pack is equipped with a 1/4"-20 screw, allowing you to mount it onto the tripod socket of your camera. The included soft case protects the battery pack from accidental impact and allows you to attach the battery pack to your belt for a more convenient use.

For Canon 580EX II Speedlights / Speedlites (Similar to Canon CP-E4)
Compatible with Yongnuo YN560-II/ Yongnuo YN560-III/Yongnuo YN560-IV/Yongnuo YN565/YN660/YN685

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The External Flash Battery Pack is an external power source for a higher flash capacity.  Reduces recycle time by more than half.  This high performance power pack is a light, compact external power source for use with compatible Canon and Yongnuo flashes. This is a must have for event photography, such as weddings.

Product Highlights

  • Works with a vast array of different flashes (including Canon, Nikon, Sony and Pentax)--just change the connecting cable for the correct flash
  • Option to use 4 or 8 AA Alkaline, Lithium or Ni-MH batteries at a time
  • Greatly increases the number of flashes and reducing recycling time
  • With 1/4"-20 screw to attach the battery pack to your camera bottom or other places
  • Includes a carrying case 
  • Compact and lightweight


Dimensions (W x H x D): Approx. 175 x 71 x 27 mm (6.9 x 2.8 x 1.1 in.) (body only)

Weight: Approx. 235 g (8.3 oz.) (without batteries)

Battery Pack Model




Flash unit tested

Canon 600EX-RT

Nikon  SB-900

Sony HVL-F58AM

Fastest recycle time with 4 AA batteries in the pack




Fastest recycle time with 8 AA batteries in the pack




Test conditions: 

Using 4 Panasonic Eneloop Pro AA Ni-MH Batteries (2450 mAh) in the flash and 4 or 8 Eneloop Pro AA Ni-MH Batteries (2450 mAh) in the battery pack. Flashes are set to full power (1/1). 




Compatible Flashes



Canon 600EX II-RT /600EX-RT / 580EX II / 580EX / 550EX / 540EZ / 430EZ / MR-14EX / MT-24EX

Nissin Di866 for Canon / Di866 Mark II for Canon / MG8000 for Canon




Nikon SB-910 / SB-900 / SB-5000 / MG8000 for Nikon



Sony HVL-F60M / HVL-F58AM / HVL-F56AM / Minolta 5600

Package Contents

Battery pack x 1

Connecting cord x 1

Soft case x 1

1/4"-20 screw x 1

Gasket x 1

Instruction manual x 1

Warranty card x 1


The connecting cables of JJC BP Series External Flash Battery Pack are also sold separately. JJC CABLE-BPCA1 is the connecting cable of JJC BP-CA1. JJC CABLE-BPNK1 is the connecting cable of JJC BP-NK1. JJC CABLE-BPSY1 is the connecting cable of JJC BP-SY1.

More Information
Typical Backorder Leadtime When item is "OUT OF STOCK" - please contact us for ETA.
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