UNITED SCOPE LLC. AmScope LED-64A LED Lighting Direction Adjustable Microscope Ring Light with Adapter p/n LED-64A

THIS IS A 64-LED INTENSITY & DIRECTION ADJUSTABLE RING LIGHT WITH MOUNTING SIZE UP TO 2-1/2"" (64MM) IN DIAMETER. THE LIGHT RING IS CONSISTED OF 4 PORTIONS. YOU CAN TURN ON/OFF EACH PORTION OF THE RING LIGHT SEPARATELY SO THAT YOU CAN CONTROL THE LIGHT DIRECTION. THE RING LIGHT HAS 2-1/2"" (64MM) INSIDE AND 4"" (100MM) OUTSIDE DIAMETERS. IT WORKS WITH POWER SUPPLIES FROM A 110-220V 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 ESPECIALLY FOR GEMOLOGICAL COIN AND GEM/JEWELRY MICROSCOPES. THIS KIT COMES WITH ONE YEAR WARRANTY AGAINST MANUFACTURING DEFECTS. FEATURES & SPECIFICATIONS UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" 64 BRIGHT WHITE LED BULBS ADJUSTABLE LIGHT DIRECTIONS VARIABLE INTENSITY CONTROL INTENSE AND FOCUSED SHADOW-FREE ILLUMINATION 100000 HOURS OF LIFE POWER INPUT 110-240V 50-60HZ AUTO SWITCHING FITS UP TO 2-1/2"" (64MM) MOUNT RINGS INSIDE DIAMETER OF THE RING LIGHT 2-1/2"" (64MM) OUTSIDE DIAMETER OF THE RING LIGHT 4"" (100MM) PACKING LIST UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" ONE 64-LED RING LIGHT ONE CONTROL BOX ONE POWER CABLE ONE 48MM RING ADAPTER