Flash Controller For Canon 580 430 Description: This wireless TTL flash controller can be used with these flashlight, such as 580EX II / 580EX / 550EX / 430EX II / 430EX / 420EX to realise signal launching of multiple light wireless flash shot. It comes with light weight 100g and small volume. Portable, you can install it on the camera hot shoe directly when using it.
It gets power from 2 cell No.5 batteries, when installed to a EOS SLR which support E-TTL auto flash, you can use this product to control two group subordinate unit flash to do wireless flash shot. The light ratio between the two subordinate unit is from 8:1 to 1:8, use 1/2 as the unit to adjust. Flash signal launching range is about 12-15m in the door, 8-10m in the open, the perpendicular angle is about ±30°, the horizontal angle is about ±40°