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

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5451

Waveshare 2.15" (B) e-paper display in the version without a controller module enables energy-efficient and readable content presentation in three colors. With SPI interface and compatibility with platforms such as Raspberry Pi, Arduino, STM32, or Jetson Nano, it is a flexible solution for visual labeling and automation projects.

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

ARM Cortex-M3 CPU, 64kB Flash, 20kB RAM, USB, CAN, 3xUART, 2xI2C, 2xSPI, ADC, STM, LQFP48, RoHS

RS422 to TTL converter module based on MAX490 for long-distance bidirectional serial communication, up to 1000 meters, with a transmission speed of up to 2.5 Mbps. Equipped with ESD protection up to 15 kV, TVS diodes and 120 Ω terminating resistors, it provides stability and immunity to interference in demanding industrial conditions. Powered by 5 V, it works with TTL logic and is compatible with popular platforms, and LED indicators facilitate diagnostics and integration.

Quartz resonator, housing HC49S (low), RoHS

Waveshare 11.6inch 1768x828 LCD is a slim and lightweight touch screen featuring In-Cell technology, offering high image quality, 10-point touch support, and broad compatibility with devices via HDMI and USB-C. Designed for interactive projects, control terminals, single-board computers, and mobile work with laptops and smartphones.

LED lighting dimmer that allows smooth adjustment of LED lighting brightness from 0 to 100%. It is compatible with a wide range of LED lamps that support the 0-10 V standard

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

Lanberg Cat. 6A patch cord with Fluke Passed certification guarantees the highest quality and reliability, enabling optimal network connection compatible with various network devices in any environment. Lanberg PCF6A-10CC-1000-BK

LCD 1x16, 80x36mm, no backlight, enhanced temperature range, RoHS

MSW0133 is a durable, bi-stable metal push button with a domed head, designed for mounting in a 19 mm panel hole. Equipped with NO/NC contacts and a latching mechanism, it is suitable as a main switch, doorbell button, or control element in low-voltage installations and automation systems.

12-Bit Digital-to-Analog Converter with EEPROM, SOT23-6L, Microchip, RoHS

A USB-to-I2C adapter that allows a computer to act as an I2C bus controller, supporting speeds over 1 MHz, clock stretching, and bidirectional communication. The device offers full galvanic isolation between USB and I2C, protecting the computer from damage and interference, and provides an isolated 3.3V or 5V voltage, eliminating the need for an external I2C power supply. With JST SH and goldpin connectors, USB-C support, a virtual serial port, and a Python library, the adapter is a versatile tool for working with I2C devices in both hobbyist and professional projects. Pololu 5397

The HC-05 signal lamp is an LED device powered by 12 V, emitting intense green strobe light at a frequency of approximately 500 flashes per minute. It is commonly used in gate automation and alarm systems, providing high visibility and safety.