144 Lamp Bead Microscope Led Ring Light Source $ 17.21 Product information: Scope of application: integrated microscope industrial camera light source Specifications: black us standard, black european standard, black british standard, white american standard, white european standard, white british standard, Number of led lights: 144 bright incoming chips white light Light color: positive white light Color temperature: 6000~6300. Lamp shell Mount size: 63mm, outer diameter 93.5mm Shell thickness size: mm, Outer diameter suitable for lens: 30mm- 62mm Input voltage: 100~240v/50hz, 60hz ac Output voltage and power: 12V Dc <8W Brightness Adjustment: 0 ~ 100% Brightness: 30000lx ~ 40000lx Working distance: 10-300mm Packing list: 1* Microscope Light Source Product Image: