The Spectrum-PRO collection/brand was designed with the professional photographer and videographer in mind. Introducing the Spectrum-PRO 10" Eclipse LED ring light - perfect for any photography and videography project whether it is personal or commercial. Shoot beautiful, evenly lit images from 3000-5500K and the ability to dim from 1 to 100% brightness. The 15mm adjustable camera rail mount is compatible with most professional rig systems. It includes a camera platform that accepts most camera such as HDSLR, mirrorless, video cameras, as well as smartphones with an accessory phone mount. The LEDs in the 'Eclipse' ring light have a long life expectancy of 50,000 hours. Specifications: CRI: >95 Colour Temperature: Bi-Colour (3000k - 5500k) Express Colour Temperature Switch: 3000k/ 4250k /5500k LCD Panel Display: Yes Beam Angle: 120 degrees Brightness Dimmable range: 1-100% Power: 40 Watts Inca-decent Watt Equivalent: Approx. 320 Watts Lux: 1700 Lumens at 3 feet Life Span of LEDs: 50000hrs Temperature Control: Natural Convection Power: 110V - 240VAC~1.5A or SONY Style NP-F Batteries Operating Voltage: DC13 - 18V Camera Mount: Platform with adjustable 15mm rail mount Platform Height Adjustment Range: 2.1 inches Platform Linear Adjustment Range: 6.75 inches with included rails Rails for Platform: 5/8 x 7.9 inches DMX: Yes USB: Yes, for charging Sony cameras or smartphone Light Dimensions: 10.0 x 2.5" with opening of 5.1" Excellent colour rendition Weight: 1kg Flexible gooseneck