All Products
Showing 41-60 of 60 products
Lark Weather Station - Portable Educational Weather Device (Compatible with Arduino, micro:bit, ESP32)
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The Lark Weather Station is a compact, all-in-one portable weather device that measures wind speed, wind direction, temperature, humidity, and air pressure. It supports real-time data output via I2C and UART, making it compatible with Arduino, micro:bit, Raspberry Pi, ESP32, and UNIHIKER controll...
Gravity: MAX30102 Heart Rate and Oximeter Sensor
The DFRobot Gravity MAX30102 sensor module measures heart rate and blood oxygen saturation (SpO2) using photoplethysmography (PPG). It integrates the Maxim MAX30102 chip with an on-board MCU that processes raw PPG data and outputs heart rate and SpO2 values directly via I2C or UART, reducing proc...
Gravity: WiFi IoT Module for Science Data Acquisition (SCI DAQ)
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The Gravity: WiFi IoT Module is a companion accessory for the Gravity: Science Data Acquisition (SCI DAQ) Module, enabling wireless sensor data transmission to IoT platforms without any programming required. Simply connect sensors to the SCI DAQ module and start uploading data instantly. Operati...
Gravity: LTR390 UV Light Sensor (280nm to 430nm) - I2C & UART
The Gravity LTR390-UV sensor provides both ambient light and UV sensing with a UV spectral response from 280nm to 430nm. It features high sensitivity, quick response, and strong anti-interference performance. With a built-in ADC and MCU, the module converts light data to digital output via I2C o...
Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi
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The Gravity LTC4316 I2C Address Shifter resolves I2C address conflicts, allowing multiple sensors with the same address to operate on a single bus. Insert this module between your microcontroller and sensor – address conversion happens in hardware with no code changes required. Key Features Ha...
micro:IO Extender- a micro:bit IO Expansion Board
The micro:IO Extender is a compact expansion board for the BBC micro:bit that breaks out all 19 I/O pins as Gravity-compatible 3-pin headers. It provides plug-and-play access to the full range of micro:bit GPIO, along with dedicated I2C and serial port headers, an onboard buzzer with switch, and ...
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...
2x3A DC Motor Driver Carrier Board for UNIHIKER M10
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This DFRobot motor driver carrier board is purpose-built for the UNIHIKER M10, featuring a tilted edge connector slot that positions the screen at an optimal viewing angle. It integrates a dual 3 A DC motor driver with separate motor power, plus onboard RGB LEDs and infrared transmitter/receiver....
Gravity: H2S Sensor (Calibrated) - I2C & UART
This is a sensor that detects hydrogen sulfide 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 sulfide in the environment. Can be widely used in the detection...
Gravity: Arduino Shield for Raspberry Pi B+/2B/3B/3B+/4B
The Gravity Arduino Shield for Raspberry Pi brings Arduino-compatible I/O to your Raspberry Pi B+, 2B, 3B, 3B+, or 4B. Built around the ATmega32u4 (Arduino Leonardo), it sits on top of your Pi and gives you access to all standard Arduino shields and sensors alongside the Pi's own GPIO, I2C, SPI, ...
DFRobot Gravity LoRaWAN Node Module US915 (SX1262)
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This compact wireless node module is designed for long-distance, low-power outdoor IoT projects. Built around the Semtech SX1262 and LoRa modulation, it operates on the 915 MHz US915 band and supports both direct LoRa communication and LoRaWAN networking.It can be used for point-to-point links or...
Gravity: 4-Digital LED Segment Display Module (Green)
The Gravity 4-Digital LED Segment Display Module features a bright green 7-segment display with four digits, perfect for showing numbers, time, sensor readings, and other data in your projects. It communicates over I2C for simple two-wire connectivity with Arduino, Raspberry Pi, and other microco...
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: UART I2C NFC Module
Gravity: UART & I2C NFC Module adopts NXP PN532, a highly integrated NFC communication controller, which supports various types of NFC smart cards or tags like the commonly used MIFARE Classic series and NTAG series in the market. Apart from the large PCB antenna design of better communication ar...
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: Capacitive Fingerprint Sensor
A capacitive fingerprint sensor with integrated processing, storage, and matching built around the ID809 high-performance processor and IDfinger6.0 algorithm. The sensor handles all fingerprint recognition independently — registration, deletion, and verification — without external processing. Sup...
Romeo ESP32-C3 Robot Control Board (Supports Wi-Fi; Bluetooth 5)
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The Romeo Mini ESP32-C3 is a compact robot control board with an onboard ESP32-C3 module providing Wi-Fi and Bluetooth 5 dual-mode communication. It features two channels of 1.7A motor drivers, servo control, and 9 Gravity-compatible I/O interfaces — all in a tiny 47mm × 38.5mm form factor. A bu...
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: UV Index Sensor (240-370nm, UVA, UVB, UVC)
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The Gravity UV Index Sensor measures ultraviolet radiation across the 240–370 nm wavelength range, covering UVA, UVB, and UVC bands. It directly outputs a UV index (0–11) and a harm risk level (1–5), eliminating the need for manual calculations. With support for both I2C and UART communication a...
Gravity: I2C LCD1602 Arduino LCD Display Module (Gray)
The Gravity I2C LCD1602 is a 16×2 character LCD display module from DFRobot's Gravity series, redesigned with a clean modern look and simplified I2C interface. It eliminates the need for contrast adjustment, retains backlight control, and is compatible with both 3.3 V and 5 V systems — making it ...
