Compatible with Canon E-TTL II
Frequency: 2.4 GHz
TTL, Manual, and Multi Flash Modes
Control multiple flashes equipped with the YN-622C E-TTL II transceiver with the YN-622C-TX E-TTL II Wireless Flash Controller from Yongnuo. Compatible with Canon E-TTL II cameras, this controller slides directly into the hot shoe and utilizes a 2.4 GHz frequency with a range of 328′ to trigger the remote flashes.