Specification Brand : Digital Nc BulletPoint1 : Compatible With Nikon i-TTL Iteration (Dedication) BulletPoint2 : Elevated Color Render Index 95% (Scale 0-100%) | Brighness (1020 lux at 0.5 meter) | Color temperature (90k±200k). Three (3) Brightness Levels: 1/4,1/2 & 1/1. BulletPoint3 : Auto Focus Assist (Depress Shutter Activates AF-Assist Lamp For Easy Focusing) BulletPoint4 : AF-assist lighting BulletPoint5 : Power: 4 AA Batteries CameraFlash : Macro CompatibleMountings : Nikon ItemName : Dual Macro LED Ring Light/Flash Compatible with Nikon D40 (Applicable for All Nikon Lenses) ItemTypeKeyword : on-camera-video-lights Manufacturer : Digital Nc ModelNumber : MR48XD40CN PartNumber : MR48XD40CN Pattern : Solid ProductDescription : i-TTL Iteration! Ring Light / Flashes are now more popular than ever for portrait and close-up photography. Used by dentists & practitioners to help illuminate close-up images or instill colorful and dreamy effects. Three brightness levels, one quarter, half and full. High luminosity (95%) and low static power consumption. Functions as a photography light as well as a flash. Auto Focus Assist (Depress Shutter Activates AF-Assist). 6 (Six) luminance levels for any photography application. Wireless Off Camera Capabilities. Includes Light, Instructions & Warranty papers, Lens Adapters/Rings (If Necessary) ProductSiteLaunchDate : 2016-10-08T04:33:05.687Z WirelessCommunicationTechnology : Optical Pulse