Metal Detector DIY Kit Electronics not soldered

PBS-33B WATERPROOF PUSHBUTON SWITCH 12MM - Red
1 × 7 SAR
MQ-2 gas sensor
1 × 33 SAR Subtotal: 40 SAR
PBS-33B WATERPROOF PUSHBUTON SWITCH 12MM - Red
1 × 7 SAR
MQ-2 gas sensor
1 × 33 SAR Subtotal: 40 SAR


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split core current sensor – current transformer AC current sensor
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All Electronics Components