Type:

• Campatible Cameras: Sony DSLR Camera(TTL autoflash)
• Guide No. (1/1 output @ 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), Manual zoom, Swinging/tilting flash head(Bounce flash): 0 to 360°, Horizontally and -7° to 90° vertically
• Flash Duration: 1/300 to 1/20000 Seconds
   

Exposure Control:

• 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.
• FE lock: No
• Multi Flash: Provided (up to 90 times, 100Hz)
   

Wireless Flash (Optical Transmission and 2.4G Transmission):

• Wireless Flash Function: Master, Slave, Off
• Controllable Salve Groups: 2.4G-3(A, B and C) / Optical-2(A,B)
• Transmission Range(approx.) - Optical: Indoors: 12 to 15 m / Outdoors: 8 to 10 m/ Master unit reception angle: ±40° Horizontally, ±30° Vertically
• Transmission Range(approx.) - 2.4G: ≤100m
• Channels - Optical: 4(1, 2, 3 and 4)
• Channels - 2.4G: 32(1-32)
• Slave-Ready Indicator: Two Red Indicators Blink
• Modeling flash: No

Power Supply:

• Power source: 11.1v/2000mAh Li-ion polymer battery
• Recycle time: < 1.5 seconds. Red LED indicator will light up when the flash is ready
• Full power flashes: Approx. 650
• Power saving: Power off automatically after approx. 90 seconds of idle operation.(60 minutes if set as slave)

Sync Triggering Mode: Hotshoe, 2.5mm Sync line, Wireless control port
 

Auto Focus Assist Beam:
Effective range(approx.): Center: 0.6-10m / Periphery: 0.6-5m