The Westcott FJ400 is the first portable 400Ws AC/DC strobe with under a second recycle speed at full power that offers 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. 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, Freeze Sync, Front & Rear Curtain Sync, Canon RT flash compatibility, group and channel assignment, Group Exposure Compensation, and much more. This strobe is firmware upgradeable via the included USB-C cable. Integrated with an FJ Wireless Flash System receiver, the FJ400 strobe provides unrivaled features including multi-brand camera compatibility and High-Speed Sync (HSS), TTL, and more when paired with an FJ-X3 M Universal Wireless Trigger. This 2.4 GHz wireless transmitter easily mounts to a camera's hot shoe. It's compatible with most Canon, Nikon, Sony (with adapter), Fuji, Panasonic Lumix, and Olympus cameras. See the compatibility chart for more details. The removable lithium polymer battery provides both DC power for on-location freedom and AC trickle-charge performance when the state of charge is above 25%. The FJ400 maintains a color temperature stability of 5500K (±150K) throughout its entire 9-stop output range, with flash increments of either 0.1 or 1.0 stops. It features a 20W 5600K LED modeling lamp with auto-adjust and independent output control. The extended flash tube provides optimal light output allowing for a wider, even spread for filling light modifiers. Equipped with a Bowens S-Type mounting system, the FJ400 is easy to pair with your favorite softbox. The FJ400 includes a Magnetic 5” Reflector, Magnetic CCT Gel Set (CTO, 1/2-CTO, Window Green, Diffusion, Gel Frame), and a Rapid Box Switch Bowens Insert that allows you to pair your strobe with any Rapid Box Switch light modifier. The built-in tilter bracket with a tension screw offers secure mounting and positioning of large umbrellas and modifiers. The FJ400 strobe is equipped with onboard self-monitoring cooling fans and an automatic shutoff feature to ensure safe operation during use. Constructed with solid aluminum umbrella-inspired framework, the design of the included Rapid Box Switch maximizes durability, minimizes weight, eliminates the need for separate support rods, and makes setup a breeze. Everything is simple, quick, and compact. This case provides crushproof, impact-resistant, and weather-resistant protection for an FJ400 2-Light Kit or other sensitive gear. Designed for photographers on the move, its spacious 44.1” x 18.3” x 7.3” (112 x 46.5 x 18.4 cm) interior features custom foam compartments for secure transport. Built with high-strength materials and IP67-rated waterproof and dustproof sealing, it shields your gear from drops and harsh conditions, keeping it safe wherever you go.