Photos of buyers
Specifications
- Brand Name: HAILANGNIAO
- Output: Switching Transducer
- Type: Vibration Sensor
- Material: Mixture
- Model Number: MQ-7
- Usage: Temperature Sensor
- Theory: Resistance Sensor
- is_customized: Yes
MQ-7 module Carbon monoxide gas sensor detection alarm MQ7 sensor module
0.97
$
85
orders
/
22
reviews
Price history
- for 3 month
- for half a year
- Requires Alitools extension
The Alitools extension is required to keep track of an item and receive notifications when prices drop.
Price drop notification
0.92 $ (-5%)
0.92 $ (-5%)
0.87 $ (-10%)
0.82 $ (-15%)
0.78 $ (-20%)
Out telegram bot will notify you once the price drops to the desirable one
This item is from other sellers
Similar Products
Customer Reviews
D***r
December 20, 2020
Shipped in 33 days, works well. I tried it using gas from a lighter, detection was good. It has 2 outputs: One analogue, and on digital that can be set to a certain level using the potentiometer on the back.
k***a
May 25, 2020
I have received the item. Product checked There was no problem with the product. A difficult time Thank you very much. Best regards
Anonymous