Gravity: I2C HUB - 8-port I2C splitter

LM35 analog temperature sensor module for Arduino. DFRobot DFR0023

Gravity: Digital Capacitive Touch Sensor is a capacitive touch sensor powered by 3.3V ... 5V voltage. DFRobot DFR0030

Digital signal isolator for communication via the Gravity I2C interface. It allows you to isolate the I2C digital signal and provide isolated power to the sensor module. DFRobot DFR0565

A set with a measuring module and a probe for measuring the pH of the solution. It is supplied with the voltage of 3.3 to 5.5 V. It has an analog Gravity output interface. DFRobot SEN0161-V2

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

Gravity: Analog Sound Sensor is a sound sensor with Gravity analogue output. The module can be supplied with 3.3 ... 5V voltage. DFRobot DFR0034

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

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

The arduino turbidity sensor detects water quality by measuring level of turbidity. It is able to detect suspended particles in water by measuring the light transmittance and scattering rate which changes with the amount of total suspended solids (TSS) in water. SEN0189

Gravity Colorful LED is an LED twinkles with seven colors--the colors of rainbow. DFRobot DFR0474

Ultrasonic distance sensor with a range of up to 5 m with an analog output The module is supplied with the voltage from 3.3 to 5.5 V. DFRobot SEN0307

Module with a button, LED diode and a blue cap. DFRobot DFR0029-B

Module with an ambient oxygen concentration sensor. The system allows you to measure the oxygen volume in the range up to 25% with a resolution of 0.15%. The module communicates via the I2C interface. DFRobot SEN0322

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

Module with LCD display 16x2 characters with green backlight. It is supplied with the voltage from 3.3 V to 5 V and communicates via the I2C interface. DFRobot DFR0556

Module with an analog light sensor. It consists of a photoresistor and a LED. Equipped with a Gravity connector. DFRobot DFR0022