Air-powered ultrasonic scaler (approx. 17 kHz) for supra - and subgingival tooth cleaning, scaling root planing, as well as for the supportive periodontal therapy (SPT)• Pleasant quiet / barely audible• Soft and gentle• Arm pain (usually no anesthetic for subgingival application required)• Stable power output and constant oscillation by intelligent power control• High tactility / sensor technology• No electromagnetic interference (pacemakers etc.)• Autoclavable 134 °