3Pcs DIY Metal Detector Security Instrument Detection Bar Kit Electronic Training Teaching


Price: $11.96
Bonus: 12
Reviews: 0
Supplier's rating
In Stock: 50 pcs
3Pcs DIY Metal Detector Security Instrument Detection Bar Kit Electronic Training Teaching

Description:

Recommended power supply: 3V
Cut out the six pillars in the matching box when installing so that the board can be closed to the shell, this can enlarge the effective dectecting distance.


Diagram:



Note:

Battery is not included.

Package included:

3 x Metal Detector Kit






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