The LED.D curing light adopts the principle of ray radiation to solidify the light-sensitive resin by shooting at it in a short time This product is used for dentistry. It has the function of accelerating dental restoration and solidifying the material of dental whitening. The LED.D is mainly composed of high-power LED, optical fiber, and the main unit. Wireless. The battery can be replaced. Three working modes: Full, Ramping, Pulse.