Features: Replacement for various Canon DSLR cameras. Adopt 2.4G wireless technology, support wireless trigger to YONGNUO YN862C/YN968C/YN200/YN560III/YN560IV/YN860Li/YN720/YN660/YN685 speedlite; Support wireless shutter receiver of YN622CII/RF605 Series/RF603II Series/RF602-RX. With 16 wireless channels, up to 5 groups(A/B/C/D/E) of slave unit control, transmission range within approx. 100 meters. Support multiple exposure control systems, including E-TTL II/E-TTL Autoflash, Manual flash, Multi flash and Gr flash; Powered by 2pcs AA batteries(not included). Large and clear screen, user friendly keys, easy to operate; Exquisite fuselage design, with quick lock. Specifications: Brand: YONGNUO Model: YN560-TX PRO Color: Black Type: 2.4G On-camera Speedlite Transmitter Exposure Control System: E-TTL II/E-TTL Autoflash, Manual flash, Multi flash, Gr flash Wireless Channel: Ch1-16 Slave Unit Control: Up to 5 Groups(A/B/C/D/E) Distance: Approx. 100 meters Flash Ratio Control: 1:8-1:1-8:1, 1/2-stop Increments FEC: 1/3-stop increments 3 Stops High-speed Sync: Support Manual Flash: 1/1-1/128 Power(1/3-stop increments) Stroboscopic Flash: Support(1-500Hz) Assist Beam Emitter: Support Firmware Update: Support Power Supply: 2 * AA Batteries(Not included) Package Size: 11.2 * 9.1 * 4.5cm / 4.4 * 3.6 * 1.8in Package Weight: 200g / 7.1oz Package List: 1 * Flash Transmitter 1 * Storage Bag 1 * User Manual(English/Chinese) Note: Shutter cable, stand and camera are not included.