* Double function : the Blue light for curing and the Purple light for Caries detector.
* Press M button to change function, no need any other thing to help!
* Use purple light to illuminate teeth, Caries will show Red color, Healthy teeth will show white color. It will help dentist to remove caries exactly.
* 4 working model : Strong light, Gradually light, Pulse ,and Pre-heating. (The first 10s is with 50% power light, the rest time is full power light)
* Germany material fiber optic light tip with high articulation.
* LCD Sreem display the working situation clearly.
* Constant light intensity output ,it will not be effected whatever the battery is lower or full power.
* High efficiency for exchange rate from electricity to light.A full charge can be used for more than 200 times continuously.
* Bionic sreamline design ,luxury and comfortable to operate.
* Humanized design with battery easy to replace.
* Automatically detection function of  charging voltage
* Double protection board for battery  
* Using USA imported circuit chips.
* Using BYD battery 
* The standby time can be 1 year.