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

A digital shock sensor that detects hand shake. The spring-type vibration switch allows you to output pulses when the user shakes once in a certain direction. DFRobot SEN0289

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

Gravity: I2C ADS1115 The 16-Bit ADC Module is an analogue-to-digital converter module for Arduino and Raspberry Pi. This module uses 16-bit ADC ADS1115 and is powered by 3.3 ... 5V. DFRobot DFR0553

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

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

2x1.2A DC Motor Driver is a dual controller of DC motors with a Gravity connector, supplied with 2.5 ... 12V voltage with a maximum current consumption of 1.2A (3.2A peak) per channel. DFRobot DRI0044-A

BME280 integrates onboard temperature sensor, humidity sensor and barometer. It provides both SPI and I2C interfaces; and can be widely used in environmental monitoring, story height measurement and Internet of Things (IoT) control and so on. SEN0236

DFR0464

DC Micro motor module with metal gear with a gear ratio of 50:1. The motor is connected to the board containing the driver. DFRobot DFR0429

Module with blue LED, digitally controlled. Perfect for people starting to play with Arduino. Equipped with a Gravity interface. DFRobot DFR0021-B

Module with 9-axis IMU BMX160 sensor (accelerometer, gyroscope and magnetomet) and BMP388 pressure/temperature sensor. Communication via the I2C interface. DFRobot SEN0252

Gravity sensor adapter with 3-pin terminal connector. There are two 10 kΩ pull-up and pull down resistors on the board, set with a jumper. DFRobot DFR0055

Module with relay HF152FD 16A. It allows you to control devices with a current consumption of up to 16A using a low-power signal. The module has a relay activation time of about 10ms. DFRobot DFR0251

A set of 5 modules with a button and LED backlight. The boards are equipped with a Gravity connector and communicate via a digital interface. DFRobot DFR0785

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

Module with digital barometer ICP-10111. The system enables pressure measurement in the range from 300 to 1100 hPa with an accuracy of 1 Pa. DFRobot SEN0517