LED light source specially designed for dentistry: 4 white light emitting diodes (LED) and 4 yellow diodes (LED), it has a large projection Angle, high illuminance (adjustable from <8.000 to >40.000), infrared induction switch or touch switch control stepless dimming, color temperature selection (5000K+10%). The spot is consistent with the rectangular spot required for oral surgery. Illuminance can accurately obtain the best lighting parameters.