Neewer NW-565 EXC E-TTL Slave Speedlite Kit for Canon 5D II 7D, 30D, 40D, 50D,EOS 300D 350D 400D 1000D 500D 550D 600D 700D 100D 1100D/Rebel XT Xti XS T1i T2i T3i T5i SL1 T3 and Other Canon Model Powerful Flash with High Guide No.58(ISO 100, 180mm); Flash Mode: TTL, M, FEB, Slave, S1, S2, Multi;Flash Coverage:18~180mm; Supports Rear-curtain sync, FEC, FEB, manual zoom, auto zoom, sound prompt, advanced setting, automatically saving setting, PC port, power saving mode and over heat protection 35 pieces color gel filters for lighting effects and color correction The remote trigger for studio flashes and outdoor flash is used as the controller of synchronous trigger studio flash of cameras It consists of a signal sender and a receiver trigger and works by means of the frequency modulation wireless remote control Kits include:(1)NW565C ETTL Flash For Canon+(1)Universal Mini Flash Bounce Diffuser Cap+(1)35-piece Color Gel Filters+(1)16 Channels Wireless Remote Flash Trigger+(4)LR Battery