USD 3.59/pieceUSD 1.94/pieceUSD 6.99/pieceUSD 13.59/pieceUSD 3.06/setUSD 4.65/pieceUSD 2.81/pieceUSD 4.31/piece
MQ-2 MQ2 Smoke Gas LPG Butane Hydrogen Gas Sensor Detector Module For Arduino free shipping
Features:
100% Brand new and high quality! Dual signal output (analog output, and TTL level output) TTL output Great for home or factory gas leakage detection Use for Detecting: Combustible gas such as LPG, butane, methane, alcohol, propane, hydrogen, smoke, etc Specifications: Working Voltage: DC 5 V Package includes: 1 x MQ-2 Smoke Gas Sensor Module 
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| Shipping Company |
Shipping Cost |
Estimated Delivery Time |
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3 - 7 days |
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3 - 7 days |
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5 - 14 days |
| Post Air Mail |
Free Shipping |
15 - 45 days |
| Return Policy |
If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion. |
| Seller Service |
On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe). |
