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4×3 Matrix Membrane Switch Keypad Arduino CO Detector Module for saltwater or highly acidic

SKU: 51988633505
4.6
USD87.45 USD120.45

Pay in 4 interest-free payments of $21.86 Learn more

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Ships within 48 hours · Estimated delivery Oct 24 - Oct 29

Description

4×3 Matrix Membrane Switch Keypad Arduino CO Detector Module for saltwater or highly acidic for saltwater or highly acidic chemical environments When the IN pin receives a LOW signal ideal for battery projects If your keypad fails due to defects

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