SU800 Wireless TTL Speedlight Commander Flash Light Trigger Transmitter for Nikon SB910 SB800 Features: 1. Multi-functional and high-performance as a wireless commander supports for Nikon CLS and compatible CLS cameras. 2. All parameters can be directly input through the panel keys and displayed on the LCD screen, easy and fast to operate. 3. Provides wireless control within 35 meters, farthest up to 50 meters. 4. Built-in AF assist lamp helps quick and convenient focus. Supports exposure compensation and bracketing exposure. 5. Support a variety of flash mode: I-TTL/ AA/ M/ RPT stroboflash, each group can be set independently. 6. Lamp head support 135 degrees rotation to left and right side. Specifications: Model: Debao SU800 Material: Plastic Color: Black Transmission Mode: Flash tube for infrared transmission communication Transmission Power: 20W Effective Transmission Range: 35 m Channel/ Group: 4 Channel/ 3 Group Display: LCD, Standby Light TTL Mode:i-TTL, DTTL Wireless Lighting System: for Nikon CLS Flash Lock and High Speed Synchronization: Support RPT Stroboscopic Mode: Support Auxiliary Focusing Distance: 15 meters Analog Flash (modeling flash): Support Lamp Head Rotation Angle: 135 degrees left and right Recycle time: 0-2s Continuous Shooting: support Battery: 2 *AA Batteries (Batteries not included) Close-up Flash (macro): Not supported Non-TTL Light Flash: In S1 mode, can trigger indoor and outdoor flash light Packing List: 1 x Flash Trigger 1 x Storage Bag 1 x Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.