The FJ ProMax AC/DC Battery is the high-capacity power solution for demanding photo sessions, delivering 1,000+ full-power flashes per charge for the FJ400 II strobe and 500+ flashes for the FJ800. Compatible with both strobes, it's the perfect addition to your kit. This 148Wh, 5000mAh, 29.6V Lithium-ion battery ensures extended shooting times with AC/DC flexibility and built-in trickle-charge functionality for uninterrupted performance. LED charge indicator lights make monitoring power levels easy, while the 3-hour recharge time supports all-day shoots. The battery weighs only 2.2 lbs (1.0 kg) and is ideal for both studio and on-location work. Includes a power adapter and a 9.5' (2.9 m) power cable for convenience.