Features: 1. Steady power, high efficiency and negligible heat generation. 2. Digitally controlled, automatic frequency tracking 3. High strength alloy scaling tip 4. Ergonomic design 5. High quality and durable cable. 6. Titanium alloy axis 7. Full spectrum power range 8. Exquisite craft work, small and light 9. Detachable Handpiece 10. Can be autoclaved at 135 centigrade and 0.22MPa. Technical information: 1. Adapter input: 110V~230V ~ 50/60Hz 2. Main unit input: 24V ~ 50/60Hz 3. Input power: lower than 40VA 4. Main unit fuse: 250V/T 1AL 5. Output power: 3W to 20W 6. Primary tip vibration excursion: lower than100um 7. Tip vibration frequency: 28kHz 8. Half-excursion force: lower than 2N 11. Water pressure: 0.01MPa~0.5MPa(0.1bar to 5bar) 12. Gross Weight: 2.2Kgs 13. Net weight: 1.85Kgs