Compatibility Curated For You. With the Westcott FJ-X3 M Universal Wireless Flash Trigger, opportunities to connect are endless. Its included hot shoe mount makes it truly universal and accepts most brands and types of cameras. Reliable wireless connectivity goes up to 985’ with enhanced performance in high-interference locations like weddings and events.

Battery & Additional Features. This flash trigger is fueled by the included Westcott FJ-X3m / FJ-X3s Battery. The FJ-X3 M is designed with a large display, user-friendly menu, and multi-select control pad for making quick adjustments. Functions include TTL, High-Speed Sync, Front and Rear Curtain Sync, Canon RT flash compatibility, group and channel assignment, Group Exposure Compensation, TTL to Equivalent Manual, modeling lamp settings, and much more. Westcott’s mobile app allows you to remotely adjust FJ Wireless flash settings via built-in bluetooth. Using the app increases the number of groups with color-coding options for quick recognition. It also allows you to save lighting scenario settings and includes other time-saving features.