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Review Summary
2025-03-21T04:58:22
This is, simply, a spare battery. In other words, it makes sense to purchase and keep it handy for when you need it.
ALICE S.
2023-04-05T01:33:42
Have to have backup batteries, works as described.
KATIE D.
2020-09-17T03:43:06
It’s a battery, it does what a battery does. I do like the fact you can run the light with both the battery and AC power. Mire options are always better
MARK E.
2020-08-16T21:42:48
Great battery, last a long time, keeps up with my heavy work load. www.billmahonphoto.com
Bill M.
Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.
If we can’t fix it, we’ll replace it at no additional cost.
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DC
DC 2.5mm
Connection Type: 5mm Barrel Plug
Passive
32-104 Degree F (0-40 Degree C)
FJ400 Battery: CE & MSDS
2.5 x 4.25 x 4.75" (6.35 x 10.8 x 12.06cm)
1.27 lb (0.58kg)
810008710401
For any questions about compatibility with this product, call us at 800-223-2500 or you can email us any time.
A must-have accessory.
By ALICE S.
This is, simply, a spare battery. In other words, it makes sense to purchase and keep it handy for when you need it.
As pictured and described
By KATIE D.
Have to have backup batteries, works as described.
If you're a professional photographer or videographer in need of a reliable, high-quality power source for your Westcott FJ400 strobe, consider the AC/DC Lithium Polymer Battery. This durable, portable, and versatile battery is specifically designed for the FJ400 strobe, ensuring seamless compatibility and ease of use.
Boasting a capacity of 14.8V 4400mAh, this AC/DC lithium polymer battery is capable of delivering over 480 full-power flashes on a single charge. It's rated for 300 charge cycles, offering long-term reliability for your photography needs.
The battery's unique design allows for both DC power for on-location shoots and AC trickle-charge performance when the state of charge is above 25%. Weighing in at a mere 1.5 lbs (.68 kg), this compact battery is easy to carry and quickly interchangeable, ensuring you're always ready for that perfect shot.
With a full charge time of just 2.5 hours, you won't be left waiting. The rear battery level LED indicator lights provide real-time charge status, so you're never caught off guard. Plus, with the FJ400's built-in Sleep Mode, you'll conserve battery life between shots.
The FJ400 is the first portable 400Ws AC/DC strobe with under a second recycle speed at full power, offering an impressive 480+ full-power flashes per charge. The lightweight FJ400 offers unrivaled performance with the most accurate color temperature throughout its entire 9-stop output range.
This battery is compatible with the Westcott FJ-X2m Universal Wireless Trigger or Canon RT system. With an intuitive menu system and LCD color display, the FJ400 features Manual and TTL Flash Modes, High Speed Sync (HSS) up to 1/8000s, Freeze Sync up to 1/19000s, Continuous Capture up to 20 fps, Mask Function, Delay Function, Automatic Memory Recall, and much more.
In short, the AC/DC Lithium Polymer Battery for FJ400 Strobe is a reliable, high-quality power solution for your Westcott FJ400 strobe, offering versatility and portability for all your photography and videography needs.