All Products
Showing 21-40 of 56 products · 4 unavailable products hidden
Gravity: H2 Sensor (Calibrated) - I2C & UART
This is a sensor that detects hydrogen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of hydrogen in the environment. Can be widely used in the detection of hydrogen in ...
Gravity HF Gas Sensor (Calibrated) - I2C/UART/Analogue
·
Measure hydrogen fluoride concentration with a factory-calibrated electrochemical probe that supports analogue, I2C and UART output modes. It is designed for quickly building an HF concentration detector for industrial and environmental protection applications.The sensor includes integrated tempe...
Adafruit MiCS5524 CO, Alcohol and VOC Gas Sensor Breakout
The Adafruit MiCS-5524 Gas Sensor Breakout is a robust MEMS sensor from SGX Sensortech for detecting carbon monoxide, natural gas leaks, alcohol, and volatile organic compounds (VOCs). It provides a simple analogue voltage output that increases in proportion to the concentration of detected gas —...
Dual Gas CO and CH4 Detection Sensor - MQ-9B
The MQ-9B is a CO and CH₄ gas detection sensor form Winsen. The sensing material of the MQ-9B is SnO2, which has a low conductivity in clean air. It detects carbon monoxide (1.5V) by method of cycling high and low temperature. The sensor’s conductivity gets higher with the CO and CH₄ gas concentr...
Gravity: Infrared Light Photo Interrupter Module (Wavelength 940nm)
·
##Introduction The Gravity: Photo Interrupter Module integrates a high-performance ITR9608 photoelectric switch. Its compact design and easy operation make it an ideal choice for electronic projects and applications. Whether for robotics, automation equipment, or counting systems, this module pro...
Gravity: Digital Adjustable Infrared Proximity Sensor for Arduino (0~200 cm)
A digital infrared proximity sensor with adjustable detection range from 0 to 200 cm. Outputs a simple digital signal — HIGH when an obstacle is detected, LOW when clear. The detection threshold is adjustable via a rear-mounted screw, making it easy to tune for different applications. Features t...
KnowFlow Basic Water Monitoring Kit
·
Build a DIY water quality monitor for field studies, teaching or environmental projects with the KnowFlow Basic Kit. This Arduino-based kit measures two key water parameters: pH and electrical conductivity (EC).Data can be recorded automatically to a micro-SD card for later analysis, and the Blun...
Gravity: Non-contact Arduino Water / Liquid Level Sensor
A non-contact liquid level sensor that detects the presence of liquid through a container wall — no direct contact with the liquid required. Using advanced signal processing via the XKC-Y25-T12V chip, it works through most non-metallic containers including plastic, glass, and ceramic. This makes...
Gravity 4Pin Sensor Adapter
The Gravity 4Pin Sensor Adapter converts 4-pin sensors to the DFRobot Gravity interface, making it easy to connect compatible sensors to Gravity-enabled controllers. Features a press-type terminal for quick, tool-free wire connections. A 3.3V/5V power switch provides flexibility for different se...
DFRobot SEN0659 Industrial RS485 NDIR CO2 Sensor - 400-5000ppm
·
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: I2C 16x2 Arduino LCD with RGB Backlight Display
A 16×2 character LCD module with full RGB backlight, communicating over I2C for minimal wiring. With support for 16 million backlight colours, this display adds a vibrant, customisable readout to your Arduino or compatible microcontroller projects using just four wires: VCC, GND, SDA, and SCL. P...
Gravity:Digital White LED Light Module
A simple digital white LED module with Gravity interface. Plugs directly into DFRobot IO/Sensor expansion shields for easy integration with Arduino projects — ideal for beginners learning digital output control. Specifications Type – Digital Colour – White Interface – Gravity 3-pin (Signal, ...
Gravity: Conductivity Sensor Switch
The Gravity Conductivity Sensor Switch module can be used to detect if an object has electrical conductivity. Its maximum detection value is 10MΩ. It can detect not only coins, wires, metal and other good conductors, but also the human body, fruit, plants and other conductors. By touching the...
Gravity: I2C ADS1115 16-Bit ADC Module (Arduino Raspberry Pi Compatible)
DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Raspberry Pi is a common master control board which is...
Gravity: 8-Digital LED Segment Display Module (Green)
An 8-digit green LED segment display module with I2C communication, part of the DFRobot Gravity sensor and module range. It provides a clear, bright numerical display with 16 levels of adjustable brightness, making it easy to show sensor readings, counters, clocks, and other numerical data in you...
Gravity: CH423 I2C 24 Digital IO Expansion Module
The Gravity CH423 I2C 24 Digital IO Expansion Module extends your microcontroller with 24 additional digital output/input pins over a standard I2C connection. Based on the CH423 chip, it provides 8 GPIOs with interrupt support and 16 dedicated GPOs. The built-in current drive circuit delivers up...
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...
Gravity: Starter Kit for Arduino
The Gravity Starter Kit for Arduino is a plug-and-play electronics toolkit designed for beginners and makers getting started with the Arduino platform. It includes a DFRduino UNO R3 microcontroller (fully compatible with Arduino UNO) along with 12 popular sensors and components from DFRobot's Gra...
Gravity: Arduino Gas Sensor (MQ2)
INTRODUCTION This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in consumer and industry markets. It has a high sensitivity and fast response time. ...
Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor
The BME680 from Bosch delivers comprehensive environmental sensing in a single compact package. This precision sensor measures temperature, humidity, barometric pressure, and VOC gas levels, all accessible over I2C or SPI. In addition to standard environmental readings, the BME680 includes a sma...
