Description
The Promaster ST1 is a dedicated transceiver compatible with the Canon E-TTL or Nikon iTTL flash systems. With a range of 325 feet, they will allow synchronized triggering withing a studio space, outdoors in the woods, or a place as massive as an auditorium. The ST1 can also be used as a remote shutter release. Connect one to the camera by using a camera release cable, then, by using the little button on top of a second transceiver, you can trip the shutter on the camera.