... 50D, 40D, 30D, 20D, 10D Description: Flashgun Trigger (Digital SLR Camera Accessory) forCanon EOS 7D, 5D series, 1D series, 60D, 50D ... Flash 580EXII, 430EXII, 580, 430 also support to other brand camera or speedlights and studio lights but the sync speed would ... get slower and without 'auto wake up' function. Specification Wireless Frequency System:FSK2.4GHz Operating Distance:up to 200m Shutter ...