JTL S-25M Master AC Slave Strobe, Guide Number 72, ISO 100, Feet

The perfect little flash for background lighting, opening shadows in small interiors or as a broad, flat light for still life set ups. The built in slave sensor sets off the flash simultaneously with any prime flash within 35'. With a color temperature between 5500k - 6000k, it will balance with any strobe system. Use this flash as your main or prime strobe to set off other slave flashes by connecting it to your camera via the supplied synch cord