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Showing 41-60 of 100 products
Gravity: Arduino LPG Gas Sensor (MQ4)
INTRODUCTION This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is less sensitivity in detecting alcohol, cooking fumes, and cigarette smoke. The sensitivity can be adjusted by the potentiometer. The output is ...
Gravity: I/O Expansion Shield for Pyboard
The Gravity I/O Expansion Shield for Pyboard connects your Pyboard v1.1 to the DFRobot Gravity sensor and module ecosystem with colour-coded plug-and-play connectors. No soldering is required — simply plug Gravity-compatible sensors and modules into the clearly labelled ports. An onboard externa...
Gravity: Analog Sound Sensor For Arduino
This is a new Arduino compatible Analog Sound Sensor. Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may use it to make some funny interactive works such as a "clap and buzz" to find your lost keys or rem...
Gravity: Digital Push Button (Green)
The DFRobot Gravity Digital Push Button (Green) is a simple momentary switch with an on-board LED indicator, designed for the Gravity interface system. It features an immersion gold PCB surface, a bright green cap, and a standard 3-pin digital connector for plug-and-play use with Arduino and othe...
Gravity: IO Expansion Shield for Arduino V7.1
The DFRobot Gravity IO Expansion Shield V7.1 simplifies Arduino prototyping by breaking out all digital and analogue pins into colour-coded 3-pin (Signal, Voltage, Ground) Gravity connectors. Plug in sensors, actuators, and modules directly — no soldering or breadboard wiring required. Version 7...
Gravity LED Switch Module - White
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This compact illuminated push-button module combines a tactile switch with a built-in white LED indicator, making it handy for interactive electronics, prototypes and embedded control panels.The switch outputs a digital HIGH/LOW signal and runs from +3.3-5V, so it suits common development boards ...
DFRobot Gravity LED Switch Module - Green
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This compact illuminated push-button module combines a tactile switch with a built-in green LED indicator, making it handy for interactive electronics, control panels and classroom builds.It uses a self-locking toggle action rather than a momentary press. Press the button once and the output goes...
Gravity LED Button for Arduino and micro:bit - Red
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This compact illuminated push-button module is designed for interactive electronics and quick prototyping. A transparent cap sits over an internal red LED, giving instant visual feedback when the button is pressed.The module provides a simple digital output for microcontroller input detection: wh...
Gravity LED Button for Arduino/micro:bit - Yellow
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This LED-illuminated button module is a simple digital switch with a transparent cap and a yellow light. It works like a basic button, but the internal LED turns on while the button is pressed, giving clear visual feedback for interactive projects.When pressed down, the module outputs High and th...
DFRobot Gravity LED Button for Arduino and micro:bit - White
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This Gravity LED button is a simple illuminated push button with a transparent cap, designed for interactive Arduino and micro:bit projects. When the button is pressed, the internal white LED turns on to provide clear visual feedback.The module behaves like a basic digital switch: when pressed do...
DFRobot Gravity LED Self-Locking Switch - Yellow
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This illuminated latching push button combines a tactile switch with a built-in yellow indicator LED, making it easy to add clear on/off control to interactive electronics and educational prototypes.When the button is pressed down, the module self-locks, outputs High and lights the LED. Pressing ...
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: I2C IP68 Waterproof Ambient Light Sensor (1-65535lx)
What is an Ambient Light Sensor?An ambient light sensor is a type of sensor that measures the amount of light in the surrounding environment. These sensors can be used in various applications, including lighting and backlighting control and ambient light sensing. It is also used in greenhouses to...
Gravity: DS18B20 Temperature Sensor (Arduino Compatible)
While there are many types of temperature sensors available in the market, the DS18B20 arduino Temperature Sensor form DALLAS is the best choice in applications which require high accuracy and high reliability. Its ultra-small size, low hardware overhead, strong anti-interference capability a...
Gravity: I2C VEML7700 Ambient Light Sensor (0~120Klx)
The Gravity VEML7700 is a high-accuracy digital ambient light sensor that outputs readings directly in lux (lx) over an I²C interface. Built around the Vishay VEML7700 IC, it features a 16-bit ADC, a high-sensitivity photodiode, and a low-noise amplifier — delivering precise light measurements wi...
Gravity: SGP40 Air Quality Sensor
The Gravity SGP40 Air Quality Sensor uses Sensirion's SGP40 digital VOC sensor chip with built-in temperature and humidity compensation. It outputs a VOC index (0–500) that can be used directly to evaluate indoor air quality without calibration. The Gravity interface provides plug-and-play connec...
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...
DFRobot DFRduino UNO R3 Kit with IO Expansion Shield & USB Cable
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This compact DFRobot microcontroller bundle is designed for learning, prototyping and physical computing projects. The DFRduino Uno V3.0 is fully compatible with Arduino UNO R3 and the Arduino IDE open-source development environment, which uses the Processing / Wiring language.The board is based ...
Gravity: Arduino EC (Electrical Conductivity) Sensor / Meter
The Gravity EC (Electrical Conductivity) Sensor measures the conductivity of aqueous solutions, providing an analogue output for Arduino and compatible microcontrollers. EC measurement is essential for monitoring water quality, nutrient levels in hydroponic systems, and soil salinity in agricultu...
Gravity: Digital I2C Signal Isolator
Gravity: Digital Signal Isolator is capable of isolating I2C digital signal and providing isolated power to the sensor module, effectively preventing mutual interference between the sensor modules. This digital signal isolator can be used for multi-parameter water quality detection systems to pre...