RoboSHOOT MX-15/RX-20 Flash Trigger Kit for Fujifilm X-Series Cameras Fujifilm-X-series-compatible, TTL, off-camera flash trigger with up to four flash groups i-TTL compatible with Nikon's SB-600, SB-700, SB-900, and SB-910 Fully automatic plug-and-play operation Flash Group Profiles Flash Exposure Lock