Fotodiox Pro - PocketWonder Elite 4-in-1 w/TTL Pass-Thru, Radio Wireless Trigger Advanced Kit (1C + 3C), fits Canon Cameras (1 TX + 2 RX), Shutter Release, TTL Pass-Through

The Pocket Wonder Elite Transmitter (TX) has TTL pass-through which allows the camera's hot shoe mounted flash with full TTL communication to the camera, while also remote firing multiple flashes and/or strobes (no TTL on Receiver (RX) mounted flashes or strobes). This compact wireless remote operates reliably for up to 300 feet away in the 2.4 GHz radio range. The system produces a coded radio signal that works indoors, outdoors, around corners and even through walls! The Pocket Wonder Elite kit also provides 16 multi-coded channels, giving the photographer plenty of combinations to work with, without interfering with anyone or anything else using the same frequency.