DFRobot Gravity NFC module with UART and I2C interface

Module with a button and blue LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-B

Gravity sensor adapter with 3-pin terminal connector. There are two 10 kΩ pull-up and pull down resistors on the board, set with a jumper. DFRobot DFR0055

A module with an EMG sensor that detects the activity of human muscles and neurons. Generates an analog signal in the range from 0 to 3 V on the output, it does not require the use of a conductive gel. DFRobot SEN0240

Module with a miniature DC motor. No additional controller is required to start the engine. The module is controlled by the PWM signal. DFRobot DFR0411

Module with an ozone detection sensor that performs measurements in the range of up to 10 ppm with a resolution of 0.01 ppm. The module is equipped with an I2C interface. DFRobot SEN0321

Module with an analog MQ8 hydrogen sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0133

Gravity: Digital 10A Relay Module is a module with 10A 35VAC / 30VDC relay compatible with devices with control signals in the range of 2.8 ... 5.5V. DFRobot DFR0473

Module with an analog AC current sensor in a set with a probe for non-contact measurement of alternating current with a current of up to 10 A. DFRobot SEN0288

A set of 37 sensors with Gravity connectors for Arduino. It includes a suite of the most popular DFRobot sensors, such as light, gas, sound, touch sensors, distance sensor and accelerometer. DFRobot KIT0150

Module with a button, LED diode and a red cap. DFRobot DFR0029-R

The Gravity Occupancy Sensor uses 24 GHz FMCW radar technology, enabling precise presence detection at a distance of up to 8 meters and movement and distance measurement up to 12 meters. Thanks to its high resistance to environmental interference, it works reliably regardless of light, temperature or dust, effectively detecting both static and dynamic objects. Compatibility with Arduino, ESP32, Raspberry Pi and a simple Gravity interface make it an ideal solution for intelligent lighting, building automation and security systems. DFRobot SEN0610

Module with a PIR motion sensor. It can detect movement up to 7 meters with a detection angle of 100 degrees. DFRobot SEN0171

Module with an analog AC current sensor in a set with a probe for non-contact measurement of alternating current with a current of up to 20 A. DFRobot SEN0211

Module with barcode and QR scanner. It allows you to read one-dimensional and two-dimensional codes and communicates via the I2C and UART interface. DFRobot SEN0486

Ring light with 16 RGB diodes WS2812B type controlled by serial signal. The module can be powered with the voltage from 3.3 V to 5 V, only one signal line is required to control it. DFRobot DFR0888-16

Gravity: UART MP3 Voice Module is an MP3 sound player module with a built-in 8 MB memory. It is powered by 3.3-5V and controlled by the UART interface. DFRobot DFR0534