This compact expansion board plugs directly into the GPIO header on a Raspberry Pi B+, A+, or Pi 2 and provides an easy and low-cost solution for driving a pair of small brushed DC motors. Pololu 2753

Real time clock module based on the Dallas DS1307 chip. Backup of settings with CR1225 battery. SparkFun BOB-12708

An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103

Hub USB 2.0 Akyga AK-AD-13 4 porty black 15cm. Akyga AK-AD-13

5-button keyboard module with analog output

Module with E-Ink (e-Paper) display with a diagonal of 2.13" and a resolution of 250x122 px. Designed for minicomputers Raspberry Pi. Adafruit 4687

Wi-Fi module for monitoring photovoltaic systems, supporting Modbus TCP/RTU, TCP/UDP/HTTP protocols and providing easy Plug-and-Play configuration. It is characterized by IP65 waterproof, 24/7 operational stability thanks to watchdog functions and the possibility of remote access and monitoring of renewable energy systems. PUSR USR-S100-WA12

Module with a color LCD TFT display with a diagonal of 1.3" and a resolution of 240x240 px. Designed for minicomputers Raspberry Pi. Adafruit 4506

Micro USB service cable 1m. Akyga AK-SC-39

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

USB-C adapter allows you to power older Toshiba laptops with a 6.3x3.0 mm connector using modern USB-C chargers. It\'s versatile, easy to use, and saves you the cost of purchasing a new power supply. Before use, it is worth checking the power of the power supply to ensure adequate power to the device. Akyga AK-ND-C18

Expansion board with L6474 stepper motor driver. It is equipped with a connector compatible with Arduino Uno R3 and STM32 Nucleo. STMicroelectronics X-NUCLEO-IHM01A1

Methane sensor module made in MEMS technology. It allows gas detection in the range of 1 to 10000 ppm and has an analog output. DFRobot SEN0565

LPS28DFW absolute pressure sensor module. The chip features a wide measurement range of 260 to 1260 hPa or 260 to 4060 hPa and a high accuracy of 0.5 hPa. It communicates via an I2C interface. SparkFun SEN-21221

Module with nitrogen dioxide sensor made in MEMS technology. It allows gas detection in the range of 0.1 to 10 ppm and has an analog output. DFRobot SEN0574

Module with digital light intensity sensor MAX44009. It is supplied with the voltage from 1.7 to 3.6 V and communicates via the I2C interface. GY-49

The SanDisk Ultra microSDXC 512GB 150MB/s C10 Memory Card is a high-capacity, efficient, and reliable storage device, offering fast data transfer, compatibility with various devices, and durability in tough conditions, making it ideal for smartphones, tablets, action cameras, and drones.

Communication module with CAN-UART converter and USB 1.0 interface. It supports CAN 2.0 protocol and supports SLCAN. It is operated using AT commands. DFRobot TEL0150