Godox MF-R76S+ Dental Photography Ring Flash for Sony

Specifications - 

• Guide Number: GN14m (ISO 100)
• Compatible Cameras: Sony
• Lithium Battery: 7.2V / 3000mAh
• Flash Colour Temperature: 5900K ±200K
• Focus Assist Beam Power: 0.7W × 2
• Focus Assist Beam Colour Temperature: 5300K ±200K
• Flash Power Range: 1/1 – 1/256 (1/3-stop increments)
• Flash Duration: 1/300s – 1/20,000s
• Flash Modes: TTL Flash, M (Manual) Flash
• FEB (Flash Exposure Bracketing): -3 ~ +3 EV (1/3 EV increments)
• High-Speed Sync: Yes
• First Curtain Sync: Yes
• Second Curtain Sync: Yes (On Camera)
• Inner Diameter of Light Body: 77mm
• Recycle Time: 0.1 – 1s
• Full-Power Flashes: Approx. 550
• Wireless Transmission Distance: 0 – 100m
• Channels: 32 (01–32)
• ID: 99 (01–99)
• Working Environment Temperature: -10°C ~ 50°C
• Ring Flash Dimensions: 130mm × 130mm × 27mm
• Controller Dimensions: 120mm × 70mm × 50mm
• Net Weight (with Battery): 578g
• Box Weight: 1.09kg
• Box Dimensions: Approx. Height 25cm × Width 22cm × Length 7cm