Gravity: LED Switch - module with self-locking button and LED backlight (green)

Keyboard module with five colored buttons. The board is equipped with a Gravity connector and has an analog output. Powered with the voltage of 3.3 V or 5 V. DFRobot DFR0075

DFRobot 315MHz RF receiver module using SC2272-L4 low power decoder chip. DFRobot TEL0112

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

Radio receiver module operating at 433 MHz. It is equipped with Gravity connectors and communicates via a digital interface. DFRobot TEL0142

Module with a pulse sensor and the level of SpO2 (oxygen saturation level). It is based on the MAX30102 chip and communicates via the I2C or UART interface (Gravity connector). DFRobot SEN0518

Conductivity Sensor Switch DFRobot is a touch button that allows you to change the sensor output status by connecting terminals (positive and negative) using metal, human body or fruit and plants. It is powered by 3.3 ... 5 V. DFRobot SEN0223

DC Micro motor module with metal gear with a gear ratio of 30:1. The motor is connected to the board containing the driver. DFRobot DFR0399

Measurement module for dissolved oxygen in water. It allows you to determine the level of water quality. The set includes a measuring module and a probe. DFRobot SEN0237-A

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

Set with a measuring module and a probe for measuring the pH of wet soil and food products. The module is powered with the voltage of 5 V and has an analog output with a voltage range from 0 to 4 V. DFRobot SEN0249

Air quality sensor module based on the ENS160 system. It communicates via the I2C interface (Gravity connector). DFRobot SEN0514

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

This sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contact liquid level detection; suitable for hazardous applications: detecting toxic substances and all kinds of liquid in an airtight container under high pressure. SEN0204

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

Professional pH measurement set with an industrial silver chloride electrode (Ag/AgCl), the measurement in the range from 0 to 14 pH is converted into voltage with a linear characteristic. DFRobot SEN0169-V2

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