YONGNUO YN568EX III Flash Speedlite Wireless Slave TTL with HSS 1/8000 compatible with DSLR Cameras Compatible with C and N's optical transportation wireless slave flash: One YN568EX III can respectively accept the master unit of YN600EX-RT II、YN568EX II、YN568EX III、600EX(II)-RT、580EX II、SB-910/900/800/700, Nikon built-in Flash C command and built-in wireless single of 7D/60D/600D, it realizes wireless TTL and manual flash and stroboscopic flash. GN58@ISO100, 105mm, and supports automatic & manual zooming(24-105mm): High index TTL flash, supports TTL, M, Multi flash, supports automatic & manual zooming, the focal length can be varied between 24-105mm. Supports high speed sync(HSS) flash and with high speed recyling(2s) system: The YN568EX III can synchronize with all shutter speeds, realize TTL and manual flash, 1/8000s maximum shutter sync; and the recyling time for full output just takes 2 seconds. Multiple trigger modes, automatic settings saving and custom setting supported: YN568EX III can be triggered by the camera set-top, PC synchronization trigger and wireless optical trigger off the camera. Supports firmware upgrade: The YN568EX III is equipped with USB interface, you can download the latest firmware from YONGNUO official website to upgrade the speedlite. Equipped with large-size LCD display and 2.5mm PC interface, and supports the battery remaining power real-time display, convenient to use. Support second-curtain sync, FEC, FEB, FEV, the electronic flash head zooming, sound prompt, automatically saving setting, power saving mode, overheat protection, custom function, firmware update, Menu Access of Canon camera Suit for: Hot shoe TTL mode: compatible with Nikon D7400 D7300 D7200 D7100 D5600 D5500 D5400 D5300 D5200 D5100 D5000 D3500 D3400 D3300 D3200 D3100 D3000 D700 D300s D200 D100 D80 D90 D40 D40x D60 D4 D3Wirelss TTL Slave mode: compatibble Nikon Commander SU-800 Nikon SB-910, SB-900, SB-800, SB-700, Commander SU-800, Camera with CLS i-TTL system:D4, D3x, D3s, D3, D2x, D700, D300s, D300, D200, D7000, D90, D80 Canon 7D 6D 600D 650D Canon Flash 580EX II Commander Canon ST-E2 Package Including: 1 x YN-568EX III N Flash Speedlite1 x Mini Stand1 x Manual in English and Chinese Features Models: YN568EX III for Nikon Circuit design: Insulated Gate Bipolar Transistor (IGBT) Guide No.: 58 (ISO 100, 105mm) Flash mode: TTL, M, Multi Trigger mode: Set-top, wireless optical slave (Sc, Sn, S1, S2) Zoom range: 24, 28, 35, 50, 70, 80, 105mm Vertical rotation angle: -7~90 degrees Horizontal rotation angle: 180 degrees each side Power supply: 4xAA Alkaline battery or AA NI-MH battery (not included) Lighting times: 100~1500 times (with AA alkaline battery) Recycle time: Approx. 2s (with new AA alkaline battery) Flash time: 1/200s~1/20000s Color temperature: 5600K Flash control: 8 levels of output control (1/128~1/1), 22 levels of fine tuning in total External interface: Hot shoe, PC port, USB port Wireless triggering distance: 20~25m indoors, 10~15m outdoors