The built in Piezo Scaler is a durable piece of equipment which has a autoclavable titanium handpiece. With fine tuning control on power supply and waterspray, there is no heat buildup from the tips. Root Canal enlargement and swirling irrigation lets you execute precise dental procedures, while still maintaining a high standard with great patient comfort. Specifications Working Frequency - 24-32kHz Power supply - AC 24V, 50/60Hz Water supply pressure - 1-5 bar Features Feedback system for built in circuit module keeps constant strong power Regulator controls output power moderately in different quantity of tartar Circuit module with digital system works more accurately All function is operated by new digital system 10 of LED lamps show output power degree One-touch mode of foot switch avoids fatigue on foot during treatment Very small size, light weight