Description
Westcott FJ100 Touchscreen Strobe with FJ Mini AC/DC Battery – 100Ws
Professional Off-Camera Flash Power in an Ultra-Compact Package
The Westcott FJ100 Touchscreen Strobe delivers 100Ws of professional off-camera flash power in the most compact strobe in the FJ Wireless System.
Designed for photographers who want to travel lighter without sacrificing performance, the FJ100 combines TTL, high-speed sync, fast recycling, long battery life, intuitive touchscreen controls, and full integration with Westcott’s FJ Wireless System.
Whether you are photographing weddings, portraits, events, seniors, sports, or fast-moving subjects, the FJ100 gives you dependable lighting performance in a compact unit that fits easily into your camera bag.
Small Strobe. Serious Performance.
Do not let its compact size fool you. The FJ100 provides up to 100Ws of flash power with a nine-stop adjustable power range from 0.78Ws to 100Ws.
It is an excellent choice for photographers who need more power and flexibility than a traditional speedlight while still wanting a light that is easy to carry, position, and use on location.
Use it as your primary light for close-range portraits, an accent or rim light in a larger setup, or build an ultra-portable multi-light system using several FJ100 strobes.
Key Features
- 100Ws maximum flash power
- Nine-stop power range from 0.78Ws to 100Ws
- TTL and manual flash operation
- High-speed sync up to 1/8000 second
- Freeze Mode for stopping fast action
- Fast 0.01–1.6-second recycle time
- Up to 700+ full-power flashes per charge
- Up to 100 consecutive full-power flashes
- Automatic and manual 24–200mm flash zoom
- Bright color touchscreen interface
- 2W LED modeling lamp
- 16 wireless groups and 31 channels
- Wireless range up to 328 feet
- Creative Mask and Delay modes
- Front- and rear-curtain synchronization
- USB-C charging and continuous USB-C power
- Native Westcott Twist Lock modifier mount
- Removable light-stand tilt bracket
- Compact 1.57-pound design
- Fully integrated with the Westcott FJ Wireless System
Intuitive Touchscreen Control
The FJ100 features a bright, full-color touchscreen that makes adjusting your lighting quick and easy.
Change power, TTL settings, groups, channels, synchronization modes, modeling light output, and other functions directly from the display. The built-in help guide also provides convenient on-screen assistance when you need it.
Color-coded group indicators make identifying and managing multiple lights easier, especially when working with larger or more complicated lighting setups.
TTL When You Need Speed
When lighting conditions are changing quickly, TTL can help you establish an accurate flash exposure without slowing down the session.
The FJ100 supports TTL operation when paired with a compatible Westcott FJ wireless trigger. This makes it especially useful for weddings, events, and other situations where the distance between the light and subject may change frequently.
Once you have the exposure you want, you can continue working in TTL or switch to manual control for consistent output from one photograph to the next.
High-Speed Sync for Outdoor Portraits
High-speed sync allows you to use shutter speeds up to 1/8000 second with compatible cameras and triggers.
This gives you greater control over ambient light and depth of field when photographing outdoors. You can darken a bright background, photograph with a wider aperture, or create portraits with shallow depth of field while still adding controlled off-camera flash.
Freeze Fast-Moving Subjects
Freeze Mode produces flash durations as short as 1/40,400 second at t0.5, helping you stop motion with exceptional clarity.
This makes the FJ100 a strong portable lighting option for:
- Sports and fitness photography
- Dance and movement
- Splash photography
- Hair movement
- Product photography
- Children and pets
- Other fast-moving subjects
The FJ100 can also support continuous capture rates up to 60 frames per second under compatible conditions.
Fast Recycling and Dependable Burst Performance
Recycle times range from approximately 0.01 to 1.6 seconds, allowing the FJ100 to remain responsive during active sessions.
Intelligent heat monitoring and multi-stage thermal protection allow the light to produce up to 100 consecutive full-power flashes. This makes it capable of keeping up with demanding weddings, events, portrait sessions, and high-volume photography.
Industry-Leading Battery Performance
The included FJ Mini AC/DC Battery delivers more than 700 full-power flashes from a single charge.
The removable battery features convenient LED status indicators and can be recharged through USB-C. You can also charge or power the FJ100 through USB-C while continuing to work, giving you additional flexibility during long sessions.
The same FJ Mini Battery is compatible with the Westcott FJ100 Touchscreen Speedlight, allowing photographers who own both lights to carry interchangeable batteries instead of managing separate battery systems.
Automatic and Manual 24–200mm Zoom
The FJ100 includes a built-in 24–200mm zoom system that lets you control the spread and concentration of the light.
When using compatible equipment, the zoom can automatically follow the focal length of your lens. You can also adjust it manually when you want more creative control.
Use a wider zoom position to spread light across a larger area or a longer zoom position to concentrate the beam for greater direction and intensity.
Built-In FJ Wireless System Compatibility
The FJ100 is part of Westcott’s 2.4 GHz FJ Wireless System and works alongside compatible FJ strobes, speedlights, receivers, and wireless triggers.
The system supports:
- 16 wireless groups
- 31 channels
- Wireless communication up to 328 feet
- TTL and manual control
- High-speed sync
- Multi-light operation
- Color-coded group identification
The FJ100 can be incorporated into an existing Westcott lighting system or used as the foundation for a new portable flash setup.
Creative Mask Mode
Westcott’s Creative Mask feature allows you to create up to six different lighting combinations without repositioning your lights or subject.
This can streamline background removal, compositing, school photography, sports photography, volume portraiture, and other workflows requiring multiple lighting variations.
Shape the Light Your Way
The FJ100 features Westcott’s Twist Lock modifier mount for quickly attaching compatible Westcott modifiers and accessories.
It also includes a removable tilt bracket with a standard 5/8-inch receiver for mounting the strobe to a light stand. The bracket accommodates an 8mm umbrella shaft for use with compatible photographic umbrellas.
Photographers who want to use Bowens-mount softboxes and modifiers can pair the FJ100 with the separately available Westcott S-Bracket 2.
Integrated LED Modeling Light
The built-in 2W LED modeling lamp helps you preview light direction, identify shadows, position the strobe, and visualize how the light will fall on your subject.
The modeling light includes independent brightness control and an automatic adjustment option.
An Excellent Choice for Portable Multi-Light Setups
The compact size and long battery life of the FJ100 make it particularly useful as:
- A portable portrait key light
- A hair or rim light
- A wedding reception light
- A background light
- An accent light
- A product photography light
- A sports or dance action light
- A compact travel strobe
- Part of a lightweight multi-light studio
Because the FJ100 is so small and easy to transport, photographers can carry several lights without the size and weight associated with traditional studio strobes.
Why Purchase Your Westcott FJ100 from FlashGear?
When you purchase your lighting equipment from FlashGear, you receive more than a box delivered to your door.
You also receive access to personalized guidance from an experienced lighting educator who can help you:
- Choose the right trigger, stand, bracket, and modifier
- Set up and connect your equipment
- Understand TTL, manual flash, and high-speed sync
- Build a complete lighting system that works together
- Troubleshoot problems
- Learn how to use your equipment in real photography situations
That is the FlashGear Lighting Concierge difference.
We want to help make sure you purchase the right equipment the first time—and understand how to use it successfully once it arrives.
What’s Included
- Westcott FJ100 100Ws Touchscreen Off-Camera Strobe
- Westcott FJ Mini AC/DC rechargeable battery
- Removable tilt bracket
- USB charging cable
- Power adapter
- Travel case
- Westcott limited one-year manufacturer warranty
Technical Specifications
Maximum Flash Power: 100Ws
Power Range: 0.78–100Ws
Power Adjustment: Nine stops
Recycle Time: Approximately 0.01–1.6 seconds
Maximum Battery Performance: 700+ full-power flashes
Maximum Consecutive Full-Power Flashes: 100
Flash Color Temperature: 6000K ±200K
Modeling Light: 2W LED, 5500K ±200K
Flash Zoom: Automatic or manual, 24–200mm
High-Speed Sync: Up to 1/8000 second
Wireless System: Westcott FJ 2.4 GHz
Wireless Groups: 16
Wireless Channels: 31
Maximum Wireless Range: 328 feet / 100 meters
Dimensions: Approximately 6.2 × 5 × 3.1 inches
Weight: Approximately 1.57 pounds
Battery: Removable 7.4V, 3200mAh FJ Mini lithium-ion battery
Charging: USB-C
Modifier Mount: Westcott Twist Lock
Umbrella Compatibility: 8mm umbrella shaft
UPC: 810164332691
Is the Westcott FJ100 Right for You?
The Westcott FJ100 is an excellent choice when you want a professional off-camera flash that is more compact and portable than a traditional battery-powered strobe.
It is especially well suited for photographers who value:
- Lightweight equipment
- Long battery life
- TTL convenience
- High-speed sync
- Fast recycling
- Easy touchscreen controls
- Compatibility with the Westcott FJ Wireless System
- The ability to build a compact multi-light setup
Need help deciding whether the FJ100 has enough power for your photography or determining which trigger and modifier you need?
Contact FlashGear and let your Lighting Concierge help you build the right setup.






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