The step-down converter module allows for voltage reduction from 7.5–60 V to a stable 7.5 V at currents up to 10 A. High efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5674

ProtoPCB1260 is a universal double-sided PCB with dimensions of 80 × 120 mm and 1260 tinned holes. It facilitates quick creation and testing of electronic circuits with through-hole components, making it ideal for prototyping and educational use.

SanDisk Ultra microSDXC 64 GB is a fast and reliable memory card for mobile devices, cameras and camcorders. It offers high read speed and A1 performance class compliance, making it ideal for storing photos, videos and applications. The included SD adapter increases its versatility across different types of devices.

Color sensor equipped with the OPT4048 sensor from Texas Instruments. It allows you to determine the characteristics of ambient light by measuring parameters such as light intensity, color in the CIE XY, LUV coordinate systems, as well as color temperature. The module is equipped with Qwiic connectors. SparkFun SEN-22638

Laser sensor of air pollution with PM2,5 and PM10 particles. It allows for precise analysis of the amount of pollutants in the environment, has small dimensions and a built-in silent transfer fan. The data is output to the UART interface and via the PWM signal. The set includes a UART-USB converter. Nova Fitness SDS011

Module with a multi-channel WAV player. It allows you to mix 32 mono or 18 stereo tracks with the ability to connect to any MIDI controller. It has 8 mono or 4 stereo audio outputs. SparkFun WIG-18159

This step-down converter module allows you to reduce the voltage from 9-60V to a stable 9V at a current of up to 10A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5676

The Lanberg Z26596 connector allows for lossless connection of RJ45 Ethernet cables in Category 6 networks, both in surface-mount and panel-mount installations. Compatible with keystone systems, it supports PoE, and ensures durability of over 750 connection cycles. Lanberg KSU6-3000

A geolocation and measurement device that allows measurement with an accuracy of centimeters. It can operate in "rover" mode with RTK support or as a base station. It uses the ESP32 module and Bluetooth communication as well as the advanced ZED-F9P GPS module. SparkFun GPS-19984

STP10NK60ZFP, N-MOSFET 10A 600V 0.65 Ω, TO-220FP

The step-down converter module allows for voltage reduction from 5.3-60V to a stable 5.3V at currents up to 11A. High efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5672

A compact ESC module designed for BLDC motors, ideal for drones and mobile devices. Equipped with the STSPIN32F0A chip and ultra-low RDS(on) transistors, it provides efficient operation and currents up to 20A. It supports 2S–6S LiPo batteries and offers precise sensorless control thanks to BEMF detection. STMicroelectronics STEVAL-ESC002V1

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-1500-W

Pin strip straight in black, single-row, female, 1x40, pitch 2.54mm, THT, RoHS. PB40S

This module allows independent control of two Omron G5LE-14-DC12 SPDT relays, supporting currents up to 10A. Thanks to built-in BSS138K MOSFETs, it can be controlled directly from 3.3V or 5V development boards such as Arduino or Raspberry Pi. Each channel is equipped with an LED to indicate relay activation and 5mm screw terminals for convenient circuit connection. Pololu 5666

This module allows independent control of two Omron G5LE-14-DC5 SPDT relays, supporting currents up to 10A. Thanks to built-in BSS138K MOSFETs, it can be controlled directly from 3.3V or 5V development boards such as Arduino or Raspberry Pi. Each channel is equipped with an LED to indicate relay activation and 5mm screw terminals for convenient circuit connection. Pololu 5665

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.