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An H-bridge capable of controlling one DC motor in both directions or two unidirectional motors at voltages from 4.5 to 44 V and continuous currents up to 1.3 A. The module offers three operating modes (PH/EN, IN/IN, half-bridge), built-in current limiting and measurement, and protection against overheating, overload, undervoltage, and reverse polarity. Its compact design, flexible logic power supply (1.8–5.5 V), and simple control make it ideal for robotics, automation, and hobby projects. Pololu 4971

8x8 matrix or a 4-digit 7-segment display. Matrices like these are \'multiplexed\' - so to control all the seven-segment LEDs you need 14 pins. Adafruit 881

A module for building a rear bicycle light using 1000 mCd red LEDs. Power supplied by AA batteries, which are not included in the kit. Kitronik 2106

The SS8550 is a high-performance PNP transistor, ideal for portable electronics applications, providing high efficiency with minimal power loss

USB-TO-TTL-FT232 is a reliable USB-to-UART converter designed for applications requiring a compact module with safe and fast serial communication. It is well-suited for microcontroller programming, UART port diagnostics, and powering devices in embedded systems. With high system compatibility and full logic-level isolation, it is an ideal tool for electronics designers and system integrators.

Flashlight module using a bright 5000 mCd white LED. Power is supplied by a 12 V N-type battery, which is included in the set. The flashlight is equipped with a slide switch for convenient switching on and off. Kitronik 2114

Bluetooth stereo amplifier module that allows you to play music wirelessly from phones, tablets or computers. It automatically enters pairing mode after the first power supply and then connects to the last paired device, making it easy to use. The set includes 3W speakers with practical JST connectors, and the board is equipped with an integrated LiPo battery charging system, which allows powering from various sources, such as USB-C or battery. Kitronik 2182

Safety system for two Li-Ion cells with 7.4V. The module has the function of charging cells with the balancer, discharging and the function of protecting the cells against discharge. Cells can be charged with continuous current up to 5A. modBMS5A

MPPT charge controller module for photovoltaic systems. It supports battery charging with 12V and 3A current, it can charge Lead Acid batteries.

Wireless motion and temperature sensor with built-in event memory (recorder)

The YT-8800 cutter is designed for precise cutting of filaments, wires, and soft workshop materials. Steel blades and an ergonomic handle ensure durability and comfort during service and production work.

ESP32-DevKitC-32E is a development kit based on the ESP32 module, supporting WiFi 802.11 b/g/n and Bluetooth, ideal for IoT and home automation projects. The integrated dual-core Tensilica LX6 microcontroller offers high computing power and support for many interfaces, and thanks to compatibility with the Espressif SDK and the Arduino and MicroPython platforms, programming is quick and easy.

Bipolar stepper motor. It has a resolution of 200 steps/revolution (1.8° per step), rated voltage of 3.8 V, and has a current consumption of 0.67 A per coil. Pololu 1205

The EEPROM memory module with the built-in AT24C32D chip allows storing data without loss after switching off the power supply. MOD 50

Li-Po battery 3.7V / 220mAh. Connector + JST-BEC 2,54, 2 pins, PCM protection, cable length 150mm. Akyga LP402036

The SUNON 171x151x51 mm axial fan is a reliable and durable high-performance cooling device, ideal for industrial and automotive applications. Sunon A2175HBT.T.GN

Module dedicated to Raspberry Pi, which supports various wireless communication modes, such as LTE-TDD, LTE-FDD, GSM, GPRS and EDGE. With download speeds of up to 10Mbps and upload speeds of up to 5Mbps, this module is perfect for IoT applications such as remote information processing, device monitoring, POS terminals, industrial routers, remote diagnostics and satellite positioning. Waveshare A7670E Cat-1/GNSS HAT

16-channel logic analyzer with a maximum sampling frequency of 100 MHz. It can decode data under most popular communication protocols. Works with Windows systems. LA1010

PCIE TO 4-CH NVME Board (B) NP is a PCIe expansion board for Raspberry Pi 5, allowing connection of up to four NVMe drives, improving system performance and enabling SSD boot. With power supply via Pi5 or an external source and support for multiple M.2 formats, it is ideal for expanding storage in projects requiring high speed and reliability. Version without power adapter and power cable, intended for users with their own power infrastructure.

Module with temperature and humidity sensor DHT11. It allows you to measure humidity in the range of 20 ... 90% and temperature (0 ... 50 ° C). DFRobot DFR0067