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

Gravity: Digital 10A Relay Module is a module with 10A 35VAC / 30VDC relay compatible with devices with control signals in the range of 2.8 ... 5.5V. DFRobot DFR0473

Water pressure sensor with 3-pin Gravity interface. It enables the measurement of liquid pressure in the range from 0 to 1.6 MPa. It is supplied with the voltage of 5 V and has a linear output voltage from 0.5 to 4.5 V. DFRobot SEN0257

Module with an analog current sensor. Enables measurement of alternating and direct current up to 20 A. DFRobot SEN0214

Soil moisture sensor with analog output. The probe has two pointed tabs, making it easy to insert into the ground. It is supplied with the voltage of 3.3V or 5V. DFRobot SEN0114

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

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

Gravity: Digital Crash sensor is a microswitch module (left) often called a limit switch. The module is powered by 5V voltage and has a digital two-state output. DFRobot SEN0138-L

Gravity: Digital LED String Lights (Warm White) consist of a series of warm white LEDs. It is powered by a voltage of 2.5 ... 5 V and consists of 40 LEDs placed on a 4-meter cable. DFRobot DFR0448

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

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 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

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

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

A set of 10 cables, 50 cm long, compliant with the Gravity standard. DFRobot FIT0773

Module with the MQ3 analog alcohol sensor. It enables gas detection and construction of a simple breathalyzer. The module is powered by 5 V and has an analog output. DFRobot SEN0128

Gravity I2C OLED-2864 Display is an OLED display with I2C interface with 128x64 resolution, powered by 3.3-5V. DFRobot DFR0486