Module with a soil moisture sensor for the M5Stack sets. It has an analog output and a digital output with adjustable reaction threshold. M5Stack U019

Module with 5 colored buttons. Each button is powered independently and has an output informing about its status

LED and audio controller designed for lighting effects in LEGO® compatible models, dioramas and decorations. It offers six mono channels, one RGB channel, audio amplifier, sensor inputs and a Qw/ST connector – all without the need for soldering. It enables the creation of advanced animations, lighting effects and synchronized audio in a compact form factor. Pimoroni PIM719

A module with a joystick designed for M5Stack sets. Returns data from two axes and button state via the I2C interface. M5Stack U024-C

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

Module with LCD display 16x2 characters with gray backlight. It is supplied with the voltage from 3.3 V to 5 V and communicates via the I2C interface. DFRobot DFR0557

A module with a magnet sensor that allows you to detect the presence of an object emitting a magnetic field in the environment. The module is supplied with the voltage ranging from 3.3 V to 5 V and has a digital output. DFrobot DFR0033

Module with a PIR motion sensor. It can detect movement up to 7 meters with a detection angle of 100 degrees. DFRobot SEN0171

Module with a 3-axis analog MMA7361 accelerometer. There are 3 Gravity connectors on the board (for each axis). The operating range of the sensor can be configured using a DIP switch. DFRobot DFR0143

Ultrasonic distance sensor with a range of up to 5 m with an analog output The module is supplied with the voltage from 3.3 to 5.5 V. DFRobot SEN0307

Contrast sensor module. It has two integrated operating modes: analog and digital. It has the ability to set the digital mode for color detection. DFRobot SEN0147

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

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

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

Module with an IO pin expander based on the TCA9534 system. It allows you to add 8 GPIO pins to an I2C-controlled project. SparkFun DEV-17047

A step-down converter that reduces input voltage from 24V to 60V to a stable 24V with up to 95% efficiency and 4A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5579

4G LTE module enabling reliable data transmission over the cellular network, ideal for IoT projects in hard-to-reach places. Equipped with an SP/CE connector, SIM slot and SMA antenna, it allows for solderless connection and quick integration with Raspberry Pi or Pico. It supports European LTE bands, and with low transfer consumption it works great with prepaid cards. Pimoroni PIM746

Compact 4G LTE HAT for Raspberry Pi, ideal for remote IoT projects operating without Wi-Fi. Includes SIMCom A7683E modem, SIM connector, SMA antenna, user buttons and Qw/ST port for easy expansion. No soldering required and great for mobile or field installations. Pimoroni PIM717

LED driver with built-in RM2 module, offering Wi-Fi, Bluetooth and power supply up to 3A via USB-C. Supports remote lighting control, integration with automation systems and extensions via Qw/ST connector. Ready to use out of the box, ideal for decoration, light installations and artistic projects. Pimoroni PIM729

Module with RP2040 microcontroller and digital I2S DAC converter and built-in 3W stereo amplifier, allowing to connect speakers to Raspberry Pi or computer via USB-C. Provides clear sound without the need of using 3.5 mm jack socket and offers easy connection of speakers via screw terminals without soldering. It is equipped with a connector for volume encoder and Qw/ST port for integration with other modules via I2C. Pimoroni PIM742