Colorful RGB LED in SMD5050 housing enclosed in a housing with a controller communicating via the SPI interface. The diodes can be connected in series, so that entire chains of such diodes can be controlled using four wires. APA102

A LoRa transceiver with an nRF52840 processor and an SX1262 radio, offering stable field communication and full Meshtastic compatibility. The device is equipped with a GPS module supporting GPS, GLONASS, BeiDou, and QZSS, and a clear 1.54" EPD display, ideal for operation in direct sunlight. A 1200 mAh battery provides over 48 hours of operation, and an external RP-SMA antenna allows for greater range and better signal quality. Elecrow ThinkNode M1 Walkie-Talkie

Rectangular TFT display with capacitive touch panel. It has a 4-inch screen with a resolution of 720x720 pixels. It uses the ST7701S controller. To control it, it requires a system with high computing power and an appropriate amount of memory. Adafruit 5794

Step-Up converter U3V70A with an output voltage from 4.5 to 20 V, an input voltage from 2.9 to VOUT and a maximum output current of 10 A. Pololu 2890

Round TFT display with capacitive touch panel. It has a 2.1-inch screen with a resolution of 480x480 pixels. It uses the ST7701S controller. To control it, it requires a system with high computing power and an appropriate amount of memory. Adafruit 5792

Round TFT display with a diagonal of 2.1" and a resolution of 480x480 pixels. Uses the ST7701S controller. For control, it requires a system with high computing power and an appropriate amount of memory. Adafruit 5806

Module with 15 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4415

A mobile LoRa transceiver compatible with Meshtastic, equipped with GPS supporting GPS, GLONASS, BeiDou, and QZSS. The device utilizes a powerful ESP32-S3 microcontroller and SX1262 transceiver, ensuring stable, long-range communication in the 868 MHz band. The 1.54" EPD screen allows for convenient data display with very low power consumption, and the 1200 mAh battery ensures long operation in the field. Elecrow ThinkNode M5 Walkie-Talkie

Transparent prototype contact board with 400 points, dimensions 82x55x10 mm, with double-sided adhesive tape. PPS0400T

3-pin ARK mounting strip, 3.5 mm pitch. ARK3/350

7inch DSI LCD (B) with white case is a high-quality IPS touch screen with a DSI interface, designed to work with Raspberry Pi 4B. It provides 5-point touch, a wide viewing angle and a durable, aesthetic enclosure for installation in HMI projects, control panels and visualization terminals.

Module with a 7-color ACeP e-Paper display with a diagonal of 7.3" and a resolution of 800 x 480 pixels. It is equipped with a 40-pin GPIO connector and can work with Raspberry Pi minicomputers. It communicates via the SPI interface. Pimoroni PIM667

Module with a mechanical encoder and RGB backlight in the form of 24 colorful LEDs. It offers five buttons and a rotary encoder. For communication, it uses a Qwiic/Stemma QT connector or a connector compatible with the Breakout Garden system. It is perfect, for example, for controlling lighting. Pimoroni PIM673

7-inch touch display with an IPS panel and DSI connector enclosed in a white polycarbonate protective housing intended for Raspberry Pi 4B. It provides high image quality and precise touch control, serving as a functional user interface in embedded applications and visualization systems.

Barcode Scanner Module (E) is a compact and precise module for reading 1D/2D codes, compatible with industrial DPM codes. With USB and UART interfaces and various operating modes, it will work well in automation applications, production, identification and tracking systems.

Rectangular TFT display with a 3.2" screen and a resolution of 320x820 pixels. It uses the ST7701S controller. For control, it requires a system with high computing power and an appropriate amount of memory. Adafruit 5828

The 15.6" IPS LCD display with capacitive touch panel is a 1920×1080 resolution screen that supports USB Type-C or HDMI input signals. It is compatible with single-board computers such as LattePanda Sigma, LattePanda Alpha, LattePanda Delta, Raspberry PI 4B and Jetson Nano, as well as various types of desktop computers, laptops, mini computers, industrial computers and tablets. DFRobot DFR1045

7-inch touch display with a 5 MP camera and DSI interface designed for Raspberry Pi 4B. The integrated front camera and touch support without additional drivers make the device suitable for image recognition projects, video communication and user interfaces.

USR-G805s-G is an industrial router with Dual SIM support, LTE connectivity and five Ethernet ports, designed to operate in conditions requiring continuous connectivity and high reliability. It is suitable for automation systems, supervision, distributed IoT applications and remote monitoring.

7-port HUB with a USB 3.0 interface intended for use in industry. It allows data transfer at speeds of up to 5 Gb/s. Requires an external 12 V power supply with a current capacity of up to 3 A. Enclosed in a metal housing with the option of wall mounting. Sipolar A-173