Features:1. Large-size color LCD screen, displaying rich information 2. Touch keys, easy to use; 3. Detachable handle LED lighting system, clearer operating vision; 4. Auto calibration mode provides more accurate speed and torque 5. Multilingual system6.4 operating modes: root canal measurement function, reciprocating motion, continuous rotation, and expanding function while measuring; 7. Efficient and accurate motor drive and multi-frequency root canal measurement technology can realize root canal measurement and preparation at the same time; 8. Built-in mainstream root canal expansion systems including Dentsply Wave one and VDW Reciproc, no need to set up, just choose and use 9. Imported special motor, quiet and high torque; 10. Use a 16:1 press bender interchangeable with NSK endo-mate; 11. Large capacity rechargeable battery 12. Automatic shutdown and memory function without operation for three minutes