select DIY KIT Without Case
Brand Unbranded

Check the listing for details. Metal Detector Kit Electronic Kit DC 3V-5V Simple Metal Detector Sensor. Condition: New. Listed at 3.76 USD. 1x 3V Buzzer. The L1 and L2 of this machine use copper conductors on the printed board to form inductances. You do not need to make your own inductances. It is simple and has a very high success rate!

$3.01
$3.76