USB-C adapter with 5.1 kΩ resistors for setting safe 5 V power without PD negotiation. Adafruit 6323

A miniature lidar distance sensor that detects objects up to 200 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (30 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5491

External 2.4G/5G antenna with RP-SMA male connector and 130 mm cable improves stability and connection quality in wireless devices. Suitable for Wi-Fi systems, IoT, and industrial applications requiring reliable data transmission. Seeed Studio 114993587

LCD 2x20, 116x37mm, LED backlight (white), NEGATIVE BLUE, enhanced temperature range, RoHS

LCD 2x16, 80x36mm, bez podświetlania, enhanced temperature range, RoHS

The ADP0043 adapter enables quick extension of cables or change of power connection configurations in DC 5.5×2.1 mm systems. Solid construction and materials with good conductivity parameters ensure stable operation in 12 V DC installations. ADP0043

RTC DS1307 real-time clock module and battery CR1220 for the WeMos D1 Mini

DC-DC Step Down converter module with input voltage from 7 to 24 V and output voltage of 5 V. Can supply currents up to 4 A. DFRobot DFR0831

LoRa communication module with touchscreen and two microcontrollers (ESP32-S3 and RP2040) for long-range wireless communication, ready to work with the built-in Meshtastic software. The integrated SX1262 module supports LoRa connectivity, and thanks to Wi-Fi and compatibility with over 400 Grove modules, the device can be flexibly expanded and integrated into IoT projects. It can act as a mobile or stationary node in a mesh network, offering independent field communication without access to the cellular network, making it ideal for applications in education, automation and emergency situations. Seeed Studio 114993532

Solar-powered communication node integrating LoRa, GPS and XIAO nRF52840 Plus microcontroller, ready to work thanks to pre-installed Meshtastic software. The device is equipped with a 5W solar panel and four 18650 batteries, which ensures reliable operation even in limited sunlight and makes it ideal for field work. Thanks to its long range (up to 8-9 km), support for many navigation systems and the possibility of expansion via the Grove interface, the P1-Pro will be useful in environmental monitoring, IoT, exploration and emergency communication. Seeed Studio 114993633

Double-sided universal board with dimensions 150x200 mm with 4275 tin-plated holes. Made of FR-4 laminate with a thickness of 1.6 mm. Ideal for creating electrical, electronic and prototyping systems using THT components

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

Double-sided universal board with dimensions 180x300 mm with 7280 tin-plated holes. Made of FR-4 laminate with a thickness of 1.6 mm. Ideal for creating electrical, electronic and prototyping systems using THT components

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 ready-to-go operation without programming, powered by USB-C, solar panel or battery. With Bluetooth 5.0 connectivity, Grove interface and support for multiple navigation systems, it proves to be a reliable tool for building decentralized mesh networks, monitoring location and expanding IoT projects. Seeed Studio 114993653

Rectifier diode 1N5408, 1kV, 3A, THT, DO-27, MIC, RoHS

The compact MIDI synthesizer based on the XIAO ESP32-C3 and SAM2695 chip is a portable sound studio that lets you create music anywhere. With a built-in speaker, hundreds of instrument presets and support for up to 64-voice polyphony, it offers rich sounds and three modes: test, metronome and multitrack. With its open source, ease of use and pocket-sized format, it is the perfect tool for musicians, hobbyists and DIY creators. Seeed Studio 107990333