UPWTKIM Light Microscope LED Ring Illuminator, USB Adjustable 144 LEDs Ring Light for Industry Monocular Binocular Trinocular Stereo Microscope & Camera

Product parameter: Input voltage: USB 5V 2A LED quantity: 144 PCS Brightness adjustment range: 0-100% adjustable Working distance:40-160MMMaximum illuminance:30000-35000LUX Color temperature:6500K-7000K Effective lighting distance:75MM Product shell color: black Product life:?30000HRS Product inside diameter: 65mm Package included(USB 144 LED Light): 1 x USB 144 LED Ring Light Note: The USB adapter should be 5V 2A. The parcel only contain USB LED Light, not include others on the picture and video.