All Products
Showing 41-53 of 53 products · 7 unavailable products hidden
Gravity: AHT20 Temperature and Humidity Sensor
The AHT20 is a high-precision but low-cost temperature and humidity sensor, which is equipped with an improved MEMS semiconductor capacitive humidity sensor element. It features standard I2C interface and a wide voltage supply of 2V-5V. And with the simple peripheral circuit, it performs stably e...
EcoDuino - An Auto Planting Kit
EcoDuino is evolving. Now the EcoDuino has an enclosure. It is protected from water splashes, so it is safe to use beside your plants. The Ecoduino now sports an Atmega32U4 which eliminates the requirement of an adapter. And sketches can simply uploaded via Mirco USB just like Arduino Leonad...
Gravity HF Gas Sensor (Calibrated) - I2C/UART/Analogue
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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...
Gravity: I2C HUB
This Gravity: I2C HUB module is designed to connect up to 8 I2C devices to a main-controller, which allows you easily to hook up multiple I2C devices in project building, for instance, use Gravity-4P I2C/UART sensor cable to connect with Gravity modules or use Jumper Wire to c...
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: Electrochemical Oxygen Sensor (0-100%Vol) - I2C
This full-scale oxygen sensor uses an original AO2 CiTiceL electrochemical probe to measure oxygen concentrations from 0–100%Vol via I2C digital output. A built-in calibration algorithm on the signal board supports single-point or double-point calibration for accurate readings in demanding enviro...
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: I2C Oxygen Sensor
The Gravity: I2C Oxygen Sensor is based on electrochemical principles and it can measure the ambient O2 concentration accurately and conveniently. With high anti-interference ability, high stablility and high sensitivity, this arduino-compatible oxygen sensor can be widely applied to fields like ...
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: Liquid Flow Sensor (G1/4)
This Gravity: liquid flow sensor is designed based on the electromagnetic principle. It adopts an O-ring rubber seal and uses silicone sealant at the outlet end to strength water-resistance. With high anti-interference and anti-impact, the sensor offers reliable performance and long service life....
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,...
Octopus Temperature Sensor Brick TMP36 Analog for Arduino Micro:bit
Octopus TMP36 Temperature Sensor Brick is a temperature sensor with low voltage and accurate celsius read. It can provide voltage output,which forms a linear relationship with celsius temperature. TMP36 do not need any external calibration. When it is at +25°C, its typical accuracy is ±1°C,while ...
Gravity: I2C 16x2 Arduino LCD with RGB Font Display (Black)
The Gravity I2C 16×2 LCD features RGB font colours on a black background, allowing you to display text in any of 16 million colour combinations. Using the Gravity I2C interface, only two data lines are needed for both communication and backlight control. The display supports 2 rows of 16 charact...
