<b> Product description:</b><br> <br> 1. LCD display<br> 2. 3-color LED display measurement results<br> 3. Insufficient battery prompt<br> 4. Buzzer prompt<br> 5. Wood beam center positioning & edge positioning<br> 6. Level 3 wood pole depth detection mode (12/25/38mm)<br> 7. Magnetic and non-magnetic metal detection and recognition (maximum 81mm)<br> 8. Magnetic stud finder function<br> 9. AC line detection mode (maximum depth 51mm)<br> 10. Working temperature: 0~40°<br> 11. Working voltage: single 9V battery working current: <20mA<br> 12. Working current: <20ma<br> 13. Product size: 185*80*23mm<br> <br> <b> Product packaging:</b><br> Stud Finder Wall Scanner*1<br> Manual*1<br> Single 9v battery*1<br>