Godox TT685S HSS 1/8000S GN60 TTL Flash Speedlite 0.1-2.s Recycle Time 230 Full Power Flashes Supports TTL/M/Multi/S1/S2 Modes 20-200mm Auto/Manual Zooming for Sony DSLR with MI Shoe Fully Support HSS(Max.1/8000S), front and rear curtain sync, FEC, Multi flash, Manual flash, TTL/M/Multi/S1/S2 modes, 20-200mm auto/manual zooming etc. GN60, 22 steps of power output(1/1~1-128); Approx.0.1-2.s recycle time, 230 full power flashes(using 2500mA Ni-MH batteries). With C.fn cutom function settings. Optical transmission with even illuminatin and stable output. 2.4G wireless trnasmission with all-in-one functions and 100 meters further transimission. With dot-matrix LCD panel to offer clear and easy operation. Use 4 function buttons to change various settings according to different situations. TT685S is compatibe with Sony Wireless Lighting System(WL). As a mster unit TT685S can control Sony cameras flashes e.g. HVL-F60M, HVL-F43M and HVL-F32M via wireless. As a slave unit, TT685S can be controlled by wireless signals of Sony camera flashes e.g. HVL-F60M, HVL-F43M and HVL-F32M. \(^o^)/Kindly Note that Focus Assist won't work for Sony mirrorless cameras. Whether the Focus assist works dependes on the camera actually. For mirrorless cameras such as ILCE6000L A7RIIFocus Assist Beam will not work even with Sony Original Flash. -20 to 200mm (14mm with wide panel) -Auto zoom (Flash coverage set automatically to match thelens focal length andimage size) -Manual zoom -Swinging/tilting flash head (bouce flash): 0 to 360 Degree horizontally, -7 to 90 degree vertically Flash Duration: 1/300 to 1/20000 seconds Exposure control system: TTL autoflash and manual flash Flash exposure compensation(FEC): Manual. FEB: 3 stops in 1/3 stop increments (Manual FEC and FEB can be combined.) Sync mode: High-speed sync (up to 1/8000 seconds), first-curtain sync, and second-curtain sync multi flash: provided (up to 90 times, 100Hz) Wireless flash function: Master, Slave, Off Controllable slave groups: Optical(2, A and B); 2.4G(3, A, B and C) <span class="a-text-bold">Transmission range (approx.)</span>2.4G  100M Optical Indoors: 12 to 15m / 39.4 to 49.2 ft;Optical outdoors: 8 to 10m / 26.2 to 32.8 ft. Master unit reception angle: 40horizontally, 30vetically Channels: Optical 4(1,2,3,4); 32 (1-32) Slave-ready indicator: Tow red indicators blink <span class="a-text-bold">E</span>ffective range(approx.): Center: 0.6-10m/2.0-32.8 feet, Periphery: 0.6-5m/2.0-16.4 feet AA Batteries: Ni-MH batteries(Recommended) or 4*LR6 Alkaline batteries;Recycle time: Approx.0.1-2.6 seconds Full power flashes: Approx.230;Color Temperature: 5600200k Sync Triggering Mode: Hotshoe, 3.5mm sync line, Wireless control port 1 X TT685S Flash 1 X Mini Stand 1  X Manual 1  X Protection Case 1 X Flash Diffuser Softbox 1 X Flash Color Filters 1 X Velcro Strap 1 X Pergear Clean Kit with 2.4G wireless transmission,X1T-S fits for sony cameras (MI shoe) and can be used to trigger camera flash,studio flash and camera shutter over 100-meter distance. Full power recycle time of less than 1.5 secondsA pproximately 650 full power flashes per charge Support for TTL autoflash,manual flash,multi flash,1/8000s high-speed sync,flash exposure compensation,flash exposure lock,manual focus assist, rear curtain sync,etc. with wireless grouping system to satisfy various shooting requirements. With dot-matrix LCD panel to offer clear and easy operation Use 4 function buttons to change various settings according to different situations. Turn the select dial to choose the amount of settings USB connection for installing future firmware updates. GN60(mISO100,@200mm),22 steps of power output(1/1-1/128) Approx.0.1-2.6s recycling time.230 full power flashes(using 2500mAh NI-MH batteries) Support TTL/M/Multi/S1/S2 mode,20-200mm auto/manual zooming with C.Fn custom function settings