MQ135 gas sensor with NodeMCU 1.0

MQ135 & ADS1115 Working on Raspberry Pi. Measurement in PPM.

atmega8

Simple cross platform application to print to display ( Air Quality, CARBON MONOXIDE, ... ) received from esp8266 using MQ-9 MQ-135 DHT11

An arduino library for the MQ135 especially made for CO2 measuring while taking into account temperature and humidity

P10(DMD) + RTC (DS3231) + BUZZER (MH-FMD) + AIR PRESSURE (HX710B) + AIR QUALITY GAS SENSOR (MQ135)

an arduino library for the MQ family of gas sensors

An Arduino based Air Quality Monitoring System using MQ135 gas sensor and DHT11 sensor. Data collected is analyzed on Thingspeak using linear and logistic regression.

this project used for monitoring app : https://github.com/khakans/kostan-weather-station

Arduino Pro Mini 1-Wire MQ135 interface

ESP8266 Indoor Air Quality Monitor

Air Analyzer, Using Almost All Kinds of MQ Sensors

Multi-level program system for automizing cleaning processes for different placement owners.

DIY CO2 meter and grapher for home and office use

📚🌀 ESP32 library for the MQ135 air quality sensor. Allows for temperature and humidity corrected readings.

Air quality monitor system with Mega2560 R3 board and MQ135 sensor.

An Arduino project of a weather station created with ESP32 microcontroller and BME280 and MQ135 sensors.