MQ135 Sensor – Air Quality Sensor Hazardous Gas Detection Module

Description

• • The main chip: LM393, MQ135 gas sensing probe
  • Operating voltage: DC 5V
• Features:
  1. Signal output indicator instructions;
  2. Dual signal output (analog output, and TTL level output);
  3. TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)
  4. Analog output with increasing concentration, the higher the concentration, the higher the voltage;
  5. Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity;
  6. Has a long life and reliable stability;
  7. Rapid response recovery characteristics;
• Other types of sensor modules are also available on our website with delivery to anywhere in Pakistan.