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

Analog voltage divider module. It enables a 5-times reduction of the input voltage. DFRobot DFR0051

A set with a radio transmitter and receiver operating at 433 MHz. The modules are equipped with Gravity connectors and communicate via a digital interface. DFRobot TEL0140-1

Set of 10 cables, 30 cm long, for analog sensors compatible with the Gravity standard. DFRobot FIT0031

Compact ORP system compatible with Arduino. It allows you to monitor the ORP without having to add additional circuits or components. DFRobot SEN0165

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

Waterproof soil moisture sensor with analog output. The probe has a pointed tip, which allows it to be easily inserted into the ground. It is supplied with the voltage from 3.3V to 5.5V. DFRobot SEN0308

Module with liquid level sensor. The set includes a current-voltage converter that generates an analog signal. DFRobot KIT0139

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 an IR transmitter operating at a frequency of 38kHz. The module is supplied with the voltage from 3 to 5V. FRobot DFR0095

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

Ring light with 24 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 DFR0888-24

Sensor for detecting the distance, intensity and frequency of light (lightning) within a radius of 40 km. The module enables weather enthusiasts to measure data about local storms. DFRobot SEN0290

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

A sensor that detects the concentration of hydrogen sulphide. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0467

Gravity: Vibration Motor Module is a module with a small vibration motor powered by 5V voltage, controlled by a binary signal (high / low state) or using a PWM signal. DFRobot DFR0440

Gravity: Voice Recorder Module is a sound recording module powered by 5V voltage. It can store sounds up to 10 seconds long. DFRobot SEN0197