A compact relay module with an Omron G5LE-14-DC5 relay, capable of controlling loads up to 10 A with a 5 V coil voltage. Thanks to a BSS138K MOSFET transistor, it can be activated by a 2.5 V to 20 V logic signal, facilitating interoperability with microcontrollers. The module is equipped with 5 mm screw terminals, a 3-pin JST SH connector, and LEDs to indicate operation. Pololu 5662

16/32-bit ARM microcontroller; hardware floating-point coprocessor, USB On-The-Go, and SDRAM memory interface, NXP, LFBGA320, RoHS

The CH9141K enables bidirectional BLE-UART transmission in applications requiring reliable wireless communication and easy configuration via AT or BLE. The device is suitable for IoT modules, service diagnostics, wireless debugging and serial device upgrades, eliminating the need for a wired UART connection

Module with a temperature and humidity sensor based on the HTU31 system. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4832

The Modeling PWM Signal Mixer Module is a compact device that allows mixing of PWM signals in modeling, allowing for a variety of control of components such as guns, plates and motors. It can be precisely tailored to the user\'s needs and also offers flexibility in control priority settings.

LT86104SX, 4-port HDMI/DVI splitter , LQFP128

A LoRa wireless communication module dedicated to long-distance data transfer. It operates in the 868 MHz frequency band and is equipped with a USB interface. Waveshare USB-TO-LoRa-HF

An 8" IPS LCD display with touch panel. It is equipped with an HDMI/USB type C interface for video display and USB type C for touchscreen. It offers a resolution of 1280x800 pixels and has an aluminium casing. Waveshare 8HP-CAPLCD Monitor

The USB-C 2.0 Natec Prati cable, 1 meters long, is a universal solution that enables fast and safe charging of devices with up to 100 W power thanks to Power Delivery technology support. Made from durable TPE material, it ensures flexibility, durability, and user convenience, while the included Velcro strap facilitates storage and transport. Natec NKA-2146

Lanberg Cat.5e 30m patch cord provides a stable and fast connection, ideal for a variety of network applications. Lanberg PCU5-10CC-3000-R

The ESP-12F, ESP-07S and ESP-12S module programming stand is a versatile tool, ideal for testing and programming these modules. It offers full control over IO ports, allows software downloads, and includes useful indicators for combustion mode and serial communication.

Energy-saving environmental sensor, enabling precise measurement of temperature in the range from -40℃ to +85℃ and atmospheric pressure from 300 to 1100 hPa. Supports I2C and SPI interfaces, and thanks to the FIFO function allows to minimize energy consumption - even to 0.5 μA in standby mode. Compatible with Arduino, Raspberry Pi and Micro:bit, it is ideal for use in DIY projects, educational projects and weather stations. Seeed Studio 110992164

Analog PT1000 temperature sensor with a wide measurement range from -50°C to 300°C. High sensitivity allows for quick response to temperature changes. It is an excellent choice for many industrial applications. Seeed Studio 314010819

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-0300-S

Module with color sensor TCS3472. The board communicates via the I2C interface. Waveshare TCS34725 Color Sensor

Power switch that allows you to control your system\'s power on and off with simple button presses, with the ability to force shutdown after 10 seconds. It features a durable control circuit, LEDs, a self-resetting fuse, and offers low quiescent current, making it ideal for energy-efficient projects. SparkFun PRT-26993

AW-CB375NF wireless communication module. It supports 802.11 a/b/g/n/ac Generation 5 Wi-Fi and Bluetooth 5.0 and features an M.2 A/E Key connector. Waveshare Wireless-AW-CB375NF