Features:<br> Compatible with C and N’s Optical Transportation Wireless Slave Flash: One YN565EX III can respectively accept the master unit of YN600EX-RT II、YN568EX II、YN568EX III、600EX(II)-RT、580EX II、SB910/900/800/700, Nikon internal flash and Canon commander and wireless signal of 7D/60D/600D, realizes external TTL and manual flash and stroboscopic flash.<br> High Speed Recycling System: the recycling time for full output just takes 2 seconds; you can get high speed current-return experience even without using brand new batteries, which will only takes 3-4 seconds.<br> Multiple Trigger Mode Supported: YN565EX III can be triggered by the camera set-top, PC synchronization trigger and wireless optical trigger off the camera; GN58@ISO100，105mm, support TTL, M, Multi flash.<br> Supports Electric Zooming（24~105mm）: Supports automatic and manual zooming, the focal length can be varied between 24～105mm.<br> Supports Firmware Upgrade: equipped with the USB interface, you can download the latest firmware from official website to upgrade the speedlite.<br> Other users-friendly functions & features: Sound Prompt System; AF-assist beam emitter; automatic settings saving; Large-size LCD display and standard 2.5mm PC interface.<br> Specifications:<br> Circuit design: Insulated Gate Bipolar Transistor (IGBT)<br> Guide No.: 58 (ISO 100, 105mm)<br> Flash mode: TTL, M, Multi<br> Trigger mode: Set-top, Sc, Sn, S1, S2<br> Flash Coverage: aoto, 24, 28, 35, 50, 70, 80, 105mm<br> Vertical rotation angle: -7~90 degrees<br> Horizontal rotation angle: 0~270 degrees<br> Power supply: 4 * AA batteries(not included; Alkaline or NI-MH are usable)<br> Lighting times: 100~1500 times (with AA alkaline battery)<br> Recycle time: Approx. 2s (with new AA alkaline battery)<br> Color temperature: 5600k<br> Flash time: 1/200s~1/20000s<br> Flash control: 8 levels of output control (1/128~1/1), 22 levels of fine tuning in total<br> External interface: hot shoe, PC port, USB port, external charging port<br> External Power Supply: can be connected to SF-18C or SF-17C charging pack<br> Wireless triggering distance: 20~25m indoors, 10~15m outdoors<br> Additional features: Rear-curtain sync, FEC, FEB, exposure lock, modeling light, power saving mode, over heat protection.<br> Item Size: 6 * 7.8 * 19cm/ 2.4 * 3.1 * 7.5in(Extended state)<br> Item weight: 370g / 13.1oz<br> Package size: 21.5 * 9.5 * 8cm / 8.5 * 3.7 * 3.1in<br> Package weight: 550g / 19.4oz<br> Package list:<br> 1 * Speedlite<br> 1 * Mini Stand<br> 1 * Protecting Bag<br> 1 * User Manual(English & Chinese)<br> <br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin