144-LED intensity adjustable ring light for stereo microscopes with mounting size 2.4" (61mm) in diameter. The ring light has 2.5" (62.5mm) inside and 3.64" (92.5mm) overall outside diameters. It works with power supplies from a 100-240V and comes with a 1-7/8" (48 mm in diameter) ring adapter. With variable intensity control, it provides cool, even, intense and focused shadow-free illumination. It is an ideal durable cool light source for all stereo microscopes. Product Specification * Inner Diameter ---------------- 62.5mm * Outer Diameter --------------- 92.5mm * Input ------------------------------ AC110~240V 50-60HZ, auto switching * Output ---------------------------- 3.5~5.5 W * LED Quantity ------------------- 144 LED bulbs * LED Life ------------------------- 20,000h * Light Color --------------------- White * Light Intensity Adjustment ---- 0-100% * Color Temperature -------------- 6000K * Max Light Intensity -------------- 60,000Lux * Working Distance ---------------- 60-180mm * Mount Rings----------------------- Fits up to 61mm * Mounting Depth------------------ 16mm Packing List: * One 144-LED Ring Light * One Power Adapter * One 48mm Ring Adapter * Shipping Weight: 1 lbs

1-7/8" (48 mm in diameter) ring adapter included. Variable intensity control, the brightness is adjustable from 0-100%. Power input: 110-240V, 50-60HZ, auto switching. 2.5" (62.5mm) inside and 3.64" (92.5mm) overall outside diameters. 144 LED bright focused and shadow-free illuminator.

Educational Objective: Science. Color: Black. Brand: Parco Scientific. Manufacturer: PARCO. Customer Reviews: 4.8 out of 5 stars 14 ratings 4.8 out of 5 stars. Best Sellers Rank: #1,505 in Camera & Photo Products. Manufacturer recommended age: 5 months and up. : B08YGQ9YG5. Item Weight: 8.8 ounces. Package Dimensions: 7.52 x 5.91 x 2.32 inches.