YONGNUO YN-560 Flash Speedlite Adjustable Flash Speedlite Hot Shoe Bounce Flash Canon 1D 5D 5D II 7D 10D 30D 40D 50D 1000D 550D 500D 450D 400D Multi-Lamp Lighting Application. Exposure Bracketing (FEB). Use Wide-Angle Diffuser. Rear-Curtain Sync. FE Lock (This Function Can Only Be Available When Your Camera Supports It, For The Setting Of FE Lick, Refer To Your Camera Manual). Application Of AF LED. Exposure Compensation. Reflection Flash. Use Reflection Board To Take Photo.