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Description
YARD Stick One Bundle MQ 9 Gas Sensor Module For Carbon Monoxide 1mm Barrel Jack (Center Positive) 1mm Barrel Jack (Center Positive) Regulation Regulated Stabilized DC Output Protection Short Circuit It also supports MicroPython firmware Built in USB 3 it enables users to transmit and receive signals simultaneously
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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