The USB-A 2.0 to RJ-45 adapter with the RTL8152B chipset ofers data transfer up to 100Mb/s, Wake on Lan and Plug and Play functions, is self-powered, has a cable length of 15 cm, ABS casing and is compatible with Windows XP/Vista/7/8/10 and Mac OS. Lanberg NC-0100-01

The USB-C to DisplayPort cable allows for a direct connection of a monitor to a USB-C port, eliminating the need for additional adapters. With USB 3.2 Gen 2 bandwidth, it supports video transmission in up to 4K quality at 60Hz, ensuring clear visuals and smooth performance.  CA-CMDP-10CU-0018-BK

Bluetooth audio receiver module in the set with a 3.5 mm Jack adapter. It enables wireless transmission of sounds. It is equipped with a 3.5 mm audio jack, microUSB socket and control buttons

Waveshare 30052 is a 10.1-inch DSI display with a resolution of 800×1280, featuring a 10-point capacitive touch panel and optical bonding technology, ideal for use in interactive user interfaces. With compatibility for Raspberry Pi, ESP32, and RK35xx series chips, it is suitable for embedded systems, control panels, and multimedia solutions.

WiFi/BLE module that supports both the 2.4 GHz and 5 GHz WiFi bands, as well as Bluetooth Low Energy (BLE 4.2) communication. It has a u.FL connector dedicated to connecting an external antenna and a connector with a 2.54 mm pitch, which greatly facilitates prototyping. Tibbo WA2000U

7.5inch e-Paper (H) is a four-color e-paper display with a resolution of 800×480, designed for low-power outdoor and indoor applications. Controlled via SPI interface, it provides excellent readability under all lighting conditions and requires no power to maintain the displayed image.

Reflectance sensor module with a single QTRX sensor and RC output, designed for detecting differences in surface reflectivity. Supply voltage 2.9–5.5V, low current consumption, version with side-entry JST-SH connector. Pololu 4340

Adapter Akyga AK-AD-41 enables the connection of devices with HDMI and DVI-D 24+1 outputs, offering digital video signal transmission without quality loss. Gold-plated contacts and a solid ABS housing ensure durability and stable connection. The adapter is used for integrating computers, TVs, projectors, and other multimedia devices in configurations requiring conversion between HDMI and DVI, both in home and professional applications.

The module protects the load against reverse polarity to -60 V, but does not block reverse current, which is desirable in applications such as motor control. It uses the LM74500-Q1 controller and a MOSFET transistor. Thanks to its low impedance (3 mΩ), it supports currents up to 20 A continuous and 50 A transient, providing reliable protection and the possibility of easy assembly. Pololu 5386

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance of 6 Ω or 8 Ω with a power of 6 W per channel

WiFi/BLE module that supports both the 2.4 GHz and 5 GHz WiFi bands, as well as Bluetooth Low Energy (BLE 4.2) communication. It has a built-in chip antenna and 2.54 mm pitch connectors, which greatly facilitate prototyping. Tibbo WA2000C

The sensor is designed for indoor air quality testing. The main gas detected is carbon monoxide, alcohol, acetone, thinner, formaldehyde and other slightly toxic gases. It is compatible with 5V and 3.3V power supply. Seeed Studio 101020078

The Step-Down panel-mounted converter module enables precise regulation of input voltage (6V-70V) and output current (0-5A), with a maximum output power of 300W, conversion efficiency up to 95%, and short-circuit and anti-reverse connection protection. The device, with dimensions of 120mm x 64mm x 72mm, is equipped with continuous regulation functions, with a resolution of 0.01V for voltage and 0.001A for current, and operates in a temperature range of -10 to +75 degrees Celsius.

MP6550 DC motor controller module. It can work with motors supplied with voltage from 1.8 to 22 V and current consumption up to 1.7 A. Pololu 4733

Isolated DC-DC power module designed for safe powering of sensitive electronic circuits, offering galvanic isolation up to 3kVRMS, 5V or 5.5V output voltage, and output current up to 300mA. Pololu 5414

5 mm white LED. 1000 pieces in the package

21.5" portable display with touch panel. Equipped with HDMI interface for displaying images and USB Type-C for touch screen operation. It offers Full HD resolution of 1920x1080 pixels. Waveshare 21.5inch FHD Monitor (EU)

Module with 13 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4153

The USB-C to DisplayPort cable allows for a direct connection of a monitor to a USB-C port, eliminating the need for additional adapters. With USB 3.2 Gen 2 bandwidth, it supports video transmission in up to 4K quality at 60Hz, ensuring clear visuals and smooth performance.  CA-CMDP-10CU-0030-BK

This module provides precise current, voltage, and power measurement in DC systems up to 85V and 10A. It features a 16-bit ADC, fast alarm response, and an I2C interface for easy integration with Arduino, Raspberry Pi, and CircuitPython. The module supports both high- and low-side measurement and automatic power calculation, and the STEMMA QT connector allows for quick, solderless installation. Adafruit 6349