Gravity: 8-Digital LED Segment Display Module - 8-digit LED segment display (green)

A module with a 16-channel input/output port expander controlled by an I2C interface. It was based on the MCP23017 chip and equipped with a Gravity connector. DFRobot DFR0626

Gravity: I2C 3.7V Li Battery Fuel Gauge is a module for monitoring the parameters of the Li-ion battery allowing for precise measurement of the flow of charge to / from a 1-source source with an input voltage of 2.5-4.2V. DFRobot DFR0563

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

360° encoder module with LED indicators. It communicates via the I2C interface (Gravity connector). DFRobot SEN0502

Module with digital barometer ICP-10111. The system enables pressure measurement in the range from 300 to 1100 hPa with an accuracy of 1 Pa. DFRobot SEN0517

Module with PM2.5 dust sensor. The board is equipped with a Gravity connector and communicates via the I2C interface. DFRobot SEN0460

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

Module with an analog sound intensity sensor. It enables measurement in the range from 30 dB to 130 dB with a measurement error of ± 1.5 dB. The module returns the output voltage in the range of 0.6 to 2.6 V. DFRobot SEN0232

A set of 27 sensors with Gravity connectors designed for Arduino. It contains a package of the most popular DFRobot sensors, such as light, gas, sound, tactile sensors, distance sensor and accelerometer. DFRobot KIT0011

Fan module with DC motor, propeller and connection cable. DFRobot DFR0332

An expansion board designed for FireBeetle M0 and ESP32-E kits. The board has 12 GPIO pins, 5 ADC, UART, I2C and SPI interfaces. The pins are color coded according to the Gravity standard. DFRobot DFR0762

A 24-channel input/output port expander module controlled by an I2C interface. It was based on the CH423 chip and equipped with a Gravity connector. DFRobot DFR0979

A sensor that detects the concentration of sulfur dioxide. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0470

Module with MLX90614-DCI sensor for non-contact temperature measurement in the range from -70℃ to 270℃. I2C communication. DFRobot SEN0263

High temperature measuring kit. It consists of a signal conversion module with a range of -270°C to 1372°C and a K-type thermocouple probe with a range of up to 800°C. I2C communication DFRobot DFR0558

Photoelectric liquid level sensor FS-IR02 in a set with a Gravity adapter. DFRobot SEN0205