This built-in ultrasonic piezo scaler UDS-N2 LED is used along with a dental unit for teeth , cleaning(scaling). Optical handpiece, more convenient for clinical operation. The handpiece is detachable and can be autoclaved to 135? and 0.22MPa. Assembled with excellent piezo-ceramic, the handpiece has high and lasting power and generates little heat making it comfortable for the dentist and the patient. The cavitation produced from the end of the scaling tip makes the cleaning of teeth easy by eliminating calculus easily. Automatic frequency tracking ensures that the machine always works on the best frequency and performs more steadily. The adjustment range of the amplitude is much wider than before. Its small and light design makes it easy to operate. CE and FDA certificated.