Pixel King Wireless E-TTL Flash Trigger Set for Canon
Manufacturer Part # King

Overview:
The Pixel King radio flash trigger for Canon E-TTL supports M, BL and FP and offers more impressive features. It works like a wireless TTL cord and transmits data by radio signals between transmitter and several receivers on distances up to 100m. Energy is provided by AA batteries which can be easily interchanged with most flashes. A USB port enables future firmware updates.

Features:
Support Canon E-TTL.
Up to 3 difference group and 7 combination on the flash transceiver.
Support EOS E-TTL II.
When using the EOS EX II series flash, you can set difference setting on difference group, available to set 1/1~1/128 flash output, totally 23 difference levels.
When using EOS EX II series flash, you can adjust the flash exposure compensation from camera.
Support all the shutter speed, sync speed up to 1/8000s;using the PC socket control the studio light which also support 1/8000s sync speed.
Multi control the speedlite or studio light.