Ring Lamp Microscope 60 Ring Lamp LED 4,5 W Do Stereoscope Camera Description: Lighting kit LED do industrial microscope with power supply 60-LED beads, for strong shadow-free lighting Adjustable light intensity, do different lighting needs Inner diameter 2,4 inches (62 mm) and outer diameter 3,7 inches (95 mm) Supply voltage 110V do 240V Specification: Material: plastic; Applicable place: indoor/outdoor? Product specification: inner diameter 6,2 cm Overall length: 9,5 cm Power: LED electroluminescent diode with a power of 4,5 W Maximum lighting: 30000-35000UX Color Temperature: 6500 K-7000 K Brightness adjustment range: 0-100% adjustment Product life:> 30000HRS Size Chart: Outside diameter: 9.5 cm/3.74 inch Inner diameter: 6.2 cm/2.44 inch Package includes: 1 piece of LED light 1 piece power supply (EU) 1 piece regulator