Okeler White 4.5W 100-240V 60LED Adjustable Ring Light Lamp for Stereo Zoom Microscope with Free Pen
Max output: 4.5W * Best Working Distance: 50mm-150mm(2"-6") * Brightness of each LED: MAX 3500 mcd * Inside diameter: 30mm-60mm, Outside diameter: 94mm * Other divice not included. Ships using USPS and e-tracking packets.