Imported lamp beads--It has a long service live and canquickly achieve the whitening effect.
LCD Screen--The operation panel is equipped with a liquid crystal display screen.
Key Operation Panel--The operation panel adopts physical key design, and each function key is easy to operate.
Teeth whitening type:
1. Exogenous pigment (soak,coffee,cola,etc.)
2. Endogenous pigmentation (mild tetracycline tooth, etc.)
3. Fluorinated teeth.
4. Congenital inhomogeneous color and lustre.
5. Black and yellow change of the tooth surface.