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Showing 21-40 of 59 products · 1 unavailable product hidden
Gravity: Digital Adjustable Infrared Proximity Sensor for Arduino (0~200 cm)
KnowFlow Basic Water Monitoring Kit
MPN: KIT0131
Gravity: GP8101S 1-Channel PWM to 0-5V/10V DAC Module
MPN: DFR1036
Dual Gas CO and CH4 Detection Sensor - MQ-9B
Gravity: HCL Sensor (Calibrated) - I2C & UART
Gravity: Digital 10A Relay Module For Arduino and Raspberry Pi
Gravity: Non-contact Arduino Water / Liquid Level Sensor
Gravity 4Pin Sensor Adapter
Gravity: I2C 16x2 Arduino LCD with RGB Backlight Display
Gravity:Digital White LED Light Module
Analog CO/Combustible Gas Sensor(MQ9)
Gravity: Alcohol Sensor (0-5ppm)
Gravity: Conductivity Sensor Switch
Gravity: I2C ADS1115 16-Bit ADC Module (Arduino Raspberry Pi Compatible)
Gravity: 8-Digital LED Segment Display Module (Green)
Gravity: Starter Kit for Arduino
Gravity: Arduino Gas Sensor (MQ2)
Gravity: Digital Wireless Receive Switch (433MHz)
Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor
Gravity: Analog Current Sensor 50A (AC/DC) V2
MPN: SEN0098-V2
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
· MPN: KIT0131
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: GP8101S 1-Channel PWM to 0-5V/10V DAC Module
· MPN: DFR1036
A 1-channel DAC module that converts a PWM signal from any microcontroller into a precise 0–5V or 0–10V analogue voltage output. Built around the GP8101S chip with 8-bit resolution and 0.2% accuracy, it's ideal for driving standard 0–10V or 0–5V controlled devices in automation projects — lights,...
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: HCL Sensor (Calibrated) - I2C & UART
This is a sensor that detects hydrogen chloride 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 chloride in the environment. Can be widely used in the detecti...
Gravity: Digital 10A Relay Module For Arduino and Raspberry Pi
Introducing the Gravity Digital Relay Module - the latest addition to DFRobot's Gravity series! This module is a little different to the other relays in our store - not only is it compatible with 5V Arduino boards, but also with Raspberry Pi, BBB (BeagleBoard Black), mbed, Intel Joule, Arduino 10...
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...
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, ...
Analog CO/Combustible Gas Sensor(MQ9)
The MQ-9 is an analog gas sensor module with high sensitivity to carbon monoxide (CO), methane, propane, and LPG. It uses an SnO2 sensing element that changes conductivity in the presence of target gases, making it suitable for both domestic and industrial gas leak detection. The sensor operates...
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: 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: 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. ...
Gravity: Digital Wireless Receive Switch (433MHz)
When building a project that needs to transmit some simple signals wirelessly, have you been bothered by the any of the following problems: Bluetooth's cumbersome AT command configuration and high cost, Wifi's signal limitations and high power consumption, IR emission angle and inability to penet...
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...
Gravity: Analog Current Sensor 50A (AC/DC) V2
· MPN: SEN0098-V2
##Introduction This is an updated version. Retired Product: Gravity: Analog 50A Current Sensor (AC/DC) V1Get this low-power current sensor to monitor your project every second for saving energy or protecting the circuit!This fully integrated Hall Effect-based linear STK-600/M current sensor gives...
