Features:

1. Gas Detection: Highly sensitive and accurate measurement of gas concentration for reliable air quality monitoring.

2. Dual Signal Output: Provides analog signal and FOR TTL level output for flexible integration into various systems.

3. Fast Response: Fast detection and recovery for real-time gas concentration monitoring.

4. Wide Detection Range: Covers a wide concentration range from 10 PPB to 2 PPM, suitable for various applications.

5. Easy Installation: Equipped with mounting holes and a removable probe for easy installation and testing.

Specifications:

Part Name: MQ-131 Module

Material: ABS

Color: Blue

Size: 3.2*2.2*3 cm

Package Contents:

1 * Module

Note:

1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via message.

We only ship to confirmed Order addresses. Please comfirm that your Order for ADDRESS is in line with your shipping for ADDRESS.

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries.  for TRANSIT time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We strive for 100% customer satisfaction! Positive is very important to us. If you have any questions, please feel to contact us via "Ask seller a question" . We will reply your email within 24 working hours.