4.3-inch QLED display with 800 x 480 pixel resolution with touch panel. It communicates via DSI (image display) and I2C (touch panel) interfaces. Waveshare 4.3inch DSI QLED

The POT0019 potentiometer enables precise adjustment of electrical parameters in applications requiring stability and accuracy. Designed for panel mounting, it is equipped with flat solder terminals and resistant to long-term use.

16-channel I/O port expander module controlled by the I2C interface. The module is based on the MCP23017-E/SS system.

Module with a bidirectional converter for the I2C bus, based on the PCA9306 system. It allows you to connect two I2C modules operating with different voltage levels. SparkFun BOB-15439

Audio module with WM8960 stereo codec. It allows you to record sounds and play them. Waveshare 15019

Programmable miniature Ethernet module, Tibbo Technology EM500-01

Green mechanical keyboard switches. They can be used for a wide range of projects, including when building a proprietary, non-standard mechanical keyboard. They make a audible sound every time you press a key

Educational module for measuring force in the range from 30 g to 1.5 kg, based on a flexible material that responds with a change in the analog signal. Thanks to its small thickness (0.4 mm), fast response and compatibility with Arduino, micro:bit and Unihiker, it is ideal for teaching physics, engineering and DIY projects. DFRobot SEN0616

ARM Cortex-M3, 200 kB SRAM, 2x HS USB, Ethernet, CAN, AES, LBGA256, NXP, RoHS

16-bit Microcontroller, Ultra Low Pwr, 16MHz, Comparator, A/D, D/A, 116kB Flash, 8kB RAM, TI, LQFP64, RoHS

A module that allows you to connect four cameras to a Raspberry Pi. It supports cameras with MIPI interface with a resolution of 5 Mpx, 8 Mpx and 12 Mpx. Arducam B012001

USB - UART converter based on the PL2303GS chip. Compatible with 1.8 V, 2.5 V, 3.3 V and 5 V, it is equipped with a micro USB connector. Waveshare PL2303 USB UART Board (micro) V2

Compact module for program-free data transmission from sensors to IoT platforms, designed to work with Gravity: Science Data Acquisition (SCI DAQ). With 2.4GHz operation, support for various power sources and auto-reconnection function, the module provides stability and reliability in smart classrooms, environmental monitoring, agriculture and automation. DFRobot TEL0180

Female terminal block, 3-pin. Pitch 5.0mm. Height 15mm. 2EDGK-5.0-3P. Set of 5 pieces

A modern module that enables gesture control and detects the presence of people, ensuring privacy and fast offline interactions. Equipped with a camera and an AI processor, the sensor recognizes 5 hand gestures and detects up to 10 faces within a range of 3 meters, supporting I2C and UART communication, making it an ideal solution for IoT, smart homes and touchless systems. DFRobot SEN0626

A module with a MEMS microphone that will allow you to detect a voice, a clap or a door slam. The board has an analog output. DFRobot SEN0487

The Sharp GP2Y0A02YK0F sensor enables precise distance measurement in the range of 20–150 cm using an analog output. Its stable characteristics and ease of integration make it a popular solution in mobile robotics and obstacle detection systems.

Magnetic switch (reed switch) enclosed in a plastic housing. It has a compact structure and low weight. DFRobot SEN0481

A step-down converter module that allows for input voltage reduction from 6.1–36V to a stable 6V level, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600mA allows for powering microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5594