- Model: A7. - Power Input: 220VAC 50Hz/ 115VAC 60Hz. - Frequency: 28kHz±3kHz. - Water pressure: 0.1bar-5bar(0.01MPa-0.5MPa). - Package size: - 146*208*63mm. Pack contains : - File clip. - Measuring wire. - Battery. - Lip hook. - File Probe. - AC adapter. - Tester. **For further product information, please contact Chat Support**