Gravity: LED Button - module with a button and LED backlight (green)

A digital precision current sensor module that measures voltage, current and power of electronic modules and devices up to 26V and 8A with a relative error of ± 0.2%. DFRobot SEN0291

Audio module with 8 Ohm loudspeaker and 8002B amplifier. It can be used as a buzzer and also play high-quality sound. The volume is controlled by a potentiometer. DFRobot FIT0449

Module with an analog current sensor. It enables the measurement of AC and DC current up to 50 A. DFRobot SEN0098

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

Module with MLX90614-DCC sensor for non-contact temperature measurement in the range from -70℃ to 380℃. I2C communication. DFRobot SEN0206

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

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

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

Module with blue LED, digitally controlled. Perfect for people starting to play with Arduino. Equipped with a Gravity interface. DFRobot DFR0031-B

Micro:Mate is an expansion board for the micro: bit development module. It provides six 3-pin connectors with I/O outputs, a 3.5mm audio jack connector and is powered from a 5V microUSB connector. DFRobot DFR0518

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 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

A set of elements intended for people who want to start their adventure with programming and electronics. Its main element is the DFRduino Mega 2560 tile (compatible with Arduino MEGA). The set consists of 31 elements. DFRobot KIT0013

A sensor that detects the concentration of nitrogen dioxide. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0471

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

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