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Showing 61-80 of 100 products
Enviro Indoor (Pico W Aboard) with Accessory Kit
A wireless environmental monitoring board to keep track of inside conditions in your home, office or other habitat. Onboard sensors can measure temperature, humidity, pressure, gas and light. The top of the range BME688 sensor on Enviro Indoor can measure temperature/humidity/pressure with a...
ELECFREAKS PlanetX CO2 Sensor
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The gas sensor is an essential sensor for environmental detection. The ELECFREAKS PlanetX CO2 Sensor is designed to detect the concentration of CO2 with high sensitivity. The higher the concentration of CO2 is, the smaller the output voltage value will be. At the same time, it can eliminate the i...
Sensor ELECFREAKS PlanetX MQ3
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An alcohol vapour sensor module from the ELECFREAKS PlanetX range, designed for use with micro:bit via an RJ11 connector. The MQ3 sensor uses a tin dioxide (SnO2) sensing element whose conductivity increases with alcohol gas concentration, providing an analog output you can read and process in Ma...
Sensor ELECFREAKS PlanetX MQ2
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The gas sensor is an essential sensor for environmental detection. ELECFREAKS PlanetX MQ2 Sensor can be used for smoke detection, the greater the smoke is, the greater the voltage value will be. It is able to detect the leakage of flammable gases, such as LPG, isobutane, propane, methane, alcohol...
Threshold Carbon Monoxide Detection Sensor (0-1000ppm)
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##Introduction This carbon monoxide gas sensor differs from most gas sensors on the market as it does not provide specific gas concentration data. Instead, it detects whether the surrounding environment exceeds or falls below a fixed threshold. It operates on a wide voltage range of 5-24V, with h...
Threshold Formaldehyde HCHO Detection Sensor (0-20ppm)
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##Introduction This formaldehyde gas sensor differs from most gas sensors on the market as it does not provide specific gas concentration data. Instead, it detects whether the surrounding environment exceeds or falls below a fixed threshold. It operates on a wide voltage range of 5-24V, with high...
DIY Gas Detector - Learn to solder
MQ-2 Gas Sensor - Smoke & Flammable Gas Detector The MQ-2 is a reliable, easy-to-use gas sensor that’s ideal for detecting flammable gases like LPG, methane, propane, and even smoke. At its core is tin dioxide (SnO₂), a material with low conductivity in clean air. But when flammable gas is pres...
Gravity: Intermediate(advanced) Kit for Arduino
The DFRobot Gravity Intermediate Kit for Arduino takes you beyond the basics with a comprehensive set of sensors, modules, and an Arduino-compatible board. Starting with simple LED projects and progressing to more complex builds like a mini electronic drum kit, sound-activated LED, and digital di...
SparkFun gator:environment - micro:bit Accessory Board
The SparkFun gator:environment is a micro:bit accessory board that combines the CCS811 gas sensor and BME280 atmospheric sensor for comprehensive environmental monitoring. It measures barometric pressure, humidity, temperature, total volatile organic compounds (eTVOC), and estimated CO2 (eCO2) le...
Pico Enviro+ Pack
The Pico Enviro+ Pack is a compact environmental monitoring add-on for the Raspberry Pi Pico and Pico W. Measuring just 61.5 × 31.5 mm, it packs a weather and gas sensor, light sensor, microphone, a 1.54" colour LCD, and a connector for optional particulate matter sensing. Designed for citizen s...
Romeo ESP32-S3 Development Board for Robotics FPV RC Car
Romeo ESP32-S3 is a high-performance development board specifically designed forrobotics projects. It utilizes the ESP32-S3 microcontroller and is equipped with an onboard camera that enables video transmission and wireless remote control, providing users with a first-person view (FPV) experie...
Carbon Monoxide Sensor (MQ7)
The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for detecting CO concentrations in the air. It offers a wide detection range from 20 to 2000 ppm, making it ideal for safety monitoring and air quality projects. The sensor outputs an analog resistance that varies with CO concentrat...
Gravity: Arduino Carbon Monoxide Sensor (MQ7)
INTRODUCTION This is an Arduino Carbon Monoxide Sensor. It uses MQ7 probe to detect Carbon Monoxide (CO) concentrations in the air from 20 to 2000ppm. The sensitivity can be adjusted by the potentiometer. The output is proportional to the density o...
Gravity: Alcohol Sensor (0-5ppm)
This is an Arduino compatible alcohol sensor module from DFRobot with a 0-5ppm measuring range, supporting I2C and UART outputs. Aiming at fast and accurate detection of alcohol gas concentration in the air, the sensor is well applicable to the small alcohol concentration measurement in...
Fermion: MEMS Ammonia NH3 Gas Detection Sensor (Breakout, 1-300ppm)
Fermion: MEMS Ammonia NH3 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sens...
DFRobot SEN0659 Industrial RS485 NDIR CO2 Sensor - 400-5000ppm
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This industrial CO2 probe is built for reliable carbon dioxide monitoring in environments such as indoor air quality systems, pipelines, greenhouses and fresh air systems. It uses NDIR sensing to measure CO2 from 400 to 5000 PPM and supports manual calibration for dependable readings.The IP65-rat...
Gravity SFA40 Formaldehyde (HCHO) Sensor
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This Gravity-series module is a high-precision electrochemical sensor for monitoring formaldehyde (HCHO) in indoor air. It is built around Sensirion’s SFA40 sensing chip and is designed to selectively detect HCHO while reducing false readings from common household vapours such as alcohol or perfu...
Gravity Factory-Calibrated Laser Methane CH4 Sensor
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This lab-grade methane sensor is designed for quantitative CH₄ measurement in research settings, using TDLAS technology to report methane concentration in %LEL rather than the broad estimates typical of MQ-style gas sensors.It is factory calibrated and intended for reliable data collection in com...
Fermion: MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)
The Fermion MEMS Carbon Monoxide Sensor uses micro-electromechanical system (MEMS) technology to detect CO gas concentrations from 5 to 5,000 ppm. Its compact size, low power consumption, short preheat time, and fast response make it well suited for carbon monoxide leak alarms and portable CO det...
Fermion: MEMS Hydrogen H2 Gas Detection Sensor (Breakout, 0.1-1000ppm)
The Fermion MEMS H2 Sensor is a compact hydrogen gas detection module using micro-electromechanical system (MEMS) technology. It provides qualitative measurement of hydrogen concentration from 0.1 to 1000 ppm via an analogue voltage output, with low power consumption, fast response, and a short p...
