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Showing 21-40 of 57 products · 3 unavailable products hidden
Gravity: Infrared Light Photo Interrupter Module (Wavelength 940nm)
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##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: IIC Ozone Sensor (0-10ppm)
The Gravity IIC Ozone Sensor measures ozone (O₃) concentration from 0 to 10 ppm with 10 ppb resolution using an electrochemical sensing element. Factory-calibrated for accurate readings out of the box, it connects via I2C through DFRobot's Gravity 4-pin interface. Compatible with Arduino, ESP32,...
Gravity: Geiger Counter Module Ionizing Radiation Detector
This Gravity Geiger Counter Module detects ionising radiation — including nuclear radiation, X-rays, and cosmic rays — using a large M4011 Geiger-Müller tube. When ionising particles pass through the tube, the module outputs a digital pulse that can be counted by any microcontroller to calculate ...
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: 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: I2C LCD1602 Arduino LCD Display Module (Green)
A 16×2 character LCD display module from DFRobot's Gravity series, connecting to your Arduino or microcontroller via a simple I²C interface — just two data wires instead of the many parallel connections a standard LCD1602 requires. Compatible with both 3.3V and 5V, with no contrast adjustment nee...
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: Joystick Module V2
The Gravity Joystick Module V2 provides two-axis analogue control (X and Y) plus a digital push-button switch. Connect the two analogue outputs and one digital output to your Arduino or other microcontroller for intuitive directional input — ideal for robot control, menu navigation, and game proj...
Gravity: Analog Turbidity Sensor For Arduino
The Gravity Analog Turbidity Sensor measures water clarity by detecting the level of suspended particles. It works by measuring light transmittance and scattering rate, which change with the amount of total suspended solids (TSS) in the water. The sensor provides both analogue (0–4.5V) and digit...
Gravity: Photoelectric Arduino Water Liquid Level Sensor
A photoelectric liquid level sensor that uses optical principles to detect the presence or absence of liquid. With no moving parts, it requires minimal calibration and offers high sensitivity and long service life. The corrosion-resistant polycarbonate probe handles temperatures from −25 °C to 10...
Gravity:Analog Rotation Sensor V1
A 300° analog rotation potentiometer sensor with a Gravity interface for plug-and-play connection to Arduino and other microcontrollers. Rotate the knob to output a variable analog voltage — useful for position-dependent interactions, MIDI instruments, LED brightness control, and more. The senso...
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 Push Button (Blue)
The Gravity Digital Push Button (Blue) is a simple momentary push button module designed for the DFRobot Gravity interface. It features an onboard LED indicator, immersion gold PCB surface, and a coloured button cap. A "D" marking on the board identifies it as a digital sensor for quick wiring re...
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: PM2.5 Air Quality Sensor
The Gravity PM2.5 Air Quality Sensor uses laser scattering to measure suspended particulate matter in three size ranges — PM1.0, PM2.5, and PM10 — and outputs concentration data via I2C. With a minimum detectable particle size of 0.3 µm and a response time under 1 second, it provides real-time, a...
IO Expansion HAT for Raspberry Pi 4B/3B+
An I/O expansion HAT for Raspberry Pi 4B and 3B+ that breaks out all GPIO pins into clearly labelled digital, analogue, PWM, I2C, UART, SPI, and I2S interfaces. The board is compatible with DFRobot Gravity series sensors and modules, allowing plug-and-play connections without complex wiring. The...
Gravity: URM09 Ultrasonic Sensor (Trig)
This is a non-contact ultrasonic ranging sensor of high-performance from URM09 series, employing standard PH2.0-3P Gravity vertical interface. It provides an accuracy of 1% within an effective measuring range of 2~500cm(test on a flat wall). Similar to SR04 ultrasonic ranging modules in principle...
Gravity: I2C LCD1602 Arduino LCD Display Module (Blue)
The Gravity I2C LCD1602 is a 16×2 character LCD display module with a blue backlight and white text. It communicates over I2C, requiring only two data pins instead of the many parallel connections of a traditional LCD1602. The module is compatible with both 3.3V and 5V systems, and the contrast i...
Gravity: Serial Data Logger for Arduino
Compared to the old MicroSD Card Module, this Gravity: Serial Data Logger can store data more conveniently, and supports direct data printing through serial port without additional codes.The Serial Data Logger provides onboard 128MB Flash memory, no more TF card required. It comes with a USB func...
Gravity: Arduino Heart Rate Monitor Sensor (ECG)
The DFRobot Gravity Heart Rate Monitor Sensor measures the electrical activity of the heart and outputs it as an analog signal. Built around the AD8232 chip, it filters and amplifies the ECG signal to produce a clean waveform from the PR and QT intervals — viewable in real time using the Arduino ...
