Speedlite Transmitter ST-E2

On-camera wireless transmitter. Can control up to two slave groups with variable flash ratio control between groups.

The ST-E2 does not provide any flash illumination. Speedlites 550EX and 580EX can also be used on the camera as wireless transmitters (master units), with or without the flash firing.

Macro Ring Flash MR14EX and Macro Twin Flash MT24-EX also act as master units.

£229.99