Godox Ving V860II-S 2.4G HSS 1/8000 TTL Li-on Battery V860II Camera Flash Speedlite for Sony A7 A7R A7S A7II A7RII A58 A99 A6000 A6300 Camera Fully support TTL functions, include TTL auto flash, manual flash, 1/8000 high-speed sync, flash exposure compensation, second curtain sync, etc. Adopts Godox wireless X system, build-in 2.4G wireless transmission offers all-in-one functions and 100 meters further transmission distance As a master flash unit to control Sony camera flashes, as a slave flash unit under control of Sony camera flashes Max. 1.5s recycle time & 650 full power pops, 2000mAh lithium batteries ensure better shooting performance. Compatible with Sony A7 A7R A7S A7II A7RII A58 A99 A6000 A6300 etc. 1 x Godox V860II-S Flash Light for Sony DSLR 1 x Li-ion battery 1 x Charger 1 x Mini stand 1 x Protection case 1 x LeaTure Key Ring 1 x Color Filters Kit 1 x Diffuser 1 x LeaTure Lens Cloth Compatible Cameras: Sony DSLR Cameras(TTL AutoFlash) Flash control system: TTL autoflash and manual flash Guide Number (1/1 power @ 200mm): 60 (m ISO 100) / 190 (feet ISO 100) Flash Coverage: 20 to 200mm (14mm with wide panel) Auto zoom (Flash coverage set automatically to match the lens focal length and image size) Swinging/tilting flash head (bounce flash): 0 to 360 horizontally and -7 to 90 vertically Flash Duration: 1/300 to 1/20000 second Slave-ready indicator: Two red indicators blink Modeling flash: Fired with camera&#039;s depth-of-field preview button 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) FE Lock: No 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,B); 2.4G 3(A,B,C) Optical Transmission range: Indoors: 12 to 15m / 39.4 to 49.2 ft; Outdoors: 8 to 10m / 26.2 to 32.8 ft 2.4G(100m) Channels: Optical: 4 (1, 2, 3 and 4); 2.4G: 32(1-32) Slave-ready indicator: Two red indicators blink Modeling flash: No Effective range: center:2.0~33 feet;Periphery:2.0~16 feet