Purchase Qty. Reference FOB Price
10-49 Pieces US$12.35
50-499 Pieces US$12.30
500+ Pieces US$12.10
Product Description
MQ-131 ozone gas detection module ozone sensor module Features: Main chip: MQ131 gas sensing probe Working Voltage: 5V DC Features: 1, having a signal output indicative indicator; 2, dual signal output (analog output, and TTL level output); 3, TTL output valid signal is low; (LOW ...