Description
1 Pic new MQ7 Carbon Monoxide Sensor Module For Arduino.
Notes: Due to different production batch,the product color will be different,but we guarantee that all the product is same quality. Characteristic: 1,Module size: 32(L)× 20(W)× 22(H) 2,Input voltage: DC5V. 3,Power dissipation: 150mA. 4,DO output: 0.1-5V. 5,AO output: 0.1-0.3V. 6,Detectable concentration: 10-1000ppmCO. Module features: 1,High quality double panel design. 2,Power and TTL signal output indication. 3,Has better sensitive detection for carbon monoxide. 4,Has a long service life and reliable stability. 5,Suitable for the detection of carbon monoxide, gas, etc. Note: For small orders(under $7) ,we use China Post Ordinary Small Packet Plus,it will take about 15-35 days in usual,and it just can track to the domestic of our country,but it not effect your receiving. Please don’t open dispute and leave any bad feedback,if you have any question,feel free to contact us,we will give you satisfactory answer.Hope you understand us,thank you in advance.
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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). |
