Biological microscope Illuminator LED Light Adjustable

Biological microscope illuminator LED Light Adjustable 1. built-in 5 LED lamp, high brightness less heat, long service life; 2 .brightness adjustable by knob, according to the actual situation to choose different brightness; 3. matching microscope, can be easily installed on the microscope. 4. Power 0.18W; Input Voltage:110v-240v; Output Voltage:6V/200mA; Bright white LED bulb ring light kit for microscopes. The kit includes led ring light with 2-3/8" (60mm) inner diameter, a