Compact and energy-efficient Meshtastic node designed for mobile field applications, integrating a LoRa module (862-930 MHz), L76K GPS and nRF52840 microcontroller. The device offers a ready-to-use, no-programming, power supply from USB-C, solar panel or battery, and a 1.3" OLED display for real-time monitoring. With Bluetooth 5.0 connectivity, Grove interface and support for multiple navigation systems, it is a reliable tool for building decentralized mesh networks, monitoring location and expanding IoT projects. Seeed Studio 114993648

Waveshare 5.79" (G) is a four-color e-paper panel ideal for applications such as electronic labels, information plates, conference badges, or warehouse tags. With low power consumption, high readability, and compatibility with popular microcontrollers, it is an attractive choice for energy-efficient and industrial applications.

Graphic LCD 128x64, 92x55mm, 1-LED pure green backlight, enhanced temperature range, 3V, NT7532 controller, built with COG display

A step-down converter that reduces the input voltage from 9V to 60V to a stable 9V with up to 95% efficiency and 5A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5576

Goldpin black 2x4 pins connector. Simple to through-hole assembly. 1.27 mm pitch. PBHD08S. Zestaw zawiera 10 sztuk złącz

Black goldpin strip connector, 1x13 pins. Simple, for through hole assembly. 1.27 mm pitch. PBHS13S. Set of 10 pcs

DIP stand, 6-pin, precision, pitch 2.54mm, spacing 7.62mm, RoHS

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 the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5447

A step-down converter that reduces the input voltage from 8.4V to 60V to a stable 8.4V with up to 95% efficiency and up to 8.4A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5575

Fixed focal length M12 lens, 16 mm focal length, 1/2″ optical format, ~29° field of view, f/2.0 aperture, compact design for interchangeable lens camera modules

The Raspberry Pi RMC20452T is a Wi-Fi 4 and Bluetooth 5.2 module designed for use with Raspberry Pi microcontrollers like the RP2040. It offers low power consumption and simple integration thanks to its gSPI interface and full radio certification. Ideal for IoT projects, home automation, and wireless communication systems

Pin strip straight in black, double-breasted, female, 2x17, pitch 2.54mm, THT, RoHS. PBD34S. Set of 10 pcs

TFT COLOR 5.6", 160x109mm, video memory controller, easy-to-use static interface, 8-bit color, 640x480

The CH9101R provides USB-to-UART conversion in a compact QSOP16 package, offering a wide range of transmission speeds and full control signal support. The device is suitable for use in USB-to-UART adapters, RS232 and RS485 communication interfaces, and for retrofitting devices using a classic serial port. Its flexible I/O line power supply facilitates integration with modern microcontrollers and embedded systems

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 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 5450