Description
Hand-made metal detector, simply turn on the switch and move the device over the ground. When metal is detected, the radio’s speaker will produce a sound or static. The closer the metal object is, the louder the sound will be.
Hand Made Metal Detector
Hand-made metal detector, simply turn on the switch and move the device over the ground. When metal is detected, the radio’s speaker will produce a sound or static. The closer the metal object is, the louder the sound will be.
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