Plug-in Biological microscope LED bulbs aluminum;
100,000 hours of life;
this light if much better than common bulb;
1.Low temperature to avoid burn your hand;
2.Low Output Voltage for safe;
3.100,000 hours of life;
4.the light can be adjustable, and the light is very soft.
pls note that the dimmer would not turn led off, it always stayed on if Plug in the power, thankyou!