Safebao Portable Security Hand Held Metal Detector Wand Scanner
<b>Specification parameters:</b> <br>Detection sensitivity: Diameter 2.0mm Ball <br>Power supply: 9 volt battery (6F22ND) <br>Power consumption: 220mW <br>Operating current: less than 50mA <br>The working temperature: -10 -50 <br>Packing size: 410 * 85 * 15mm<br><br><br><br><br>Note: Our handheld matel detector does not have vibration mode, only audio mode.