Hambaravi dioodlasersüsteem juhtmevaba fotoaktiveeritud tervendava laserpliiats suuõõne pehmete kudede lamp Perio endokirurgiline

Put battery into the cyder of the the charge station ( Contact PCB faces down), the green light turns on when it’s charging, the light will turn off when the battery get full charge. It’s about 2 hour to get full charge.