ARM Cortex-M0 CPU, 32kB Flash, 4kB RAM, 1xUART, 1xI2C, 1xSPI, ADC, LQFP48, STM, RoHS

The Extender control chip, CH317, is a USB 3.0 controller that extends the range and functionality of the USB interface, supporting data transfer speeds of up to 5 Gbps and full compatibility with USB 2.0. Powered by 3.3 V, it is suitable for systems requiring fast, stable data transfer and is RoHS compliant.

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

Alphanumeric display 16x4 characters with white backlight. LCD-EC-1604A-FHW

The HDMI-DVI cable by Lanberg ensures a reliable connection for audio-video equipment, providing bidirectional signal transmission and high-quality image output. With gold-plated connectors and double shielding, it guarantees stability and long-lasting durability. It supports a 1920 x 1200 px resolution, making it an ideal solution for monitors, projectors, and televisions. CA-HDDV-10CC-0030-BK

The MQ-8 sensor allows the measurement of hydrogen concentration in the air. The measuring range of the sensor is in the range of 100 - 10,000 ppm.

Waveshare 2.15" e-Paper HAT+ (B) with three display colors is an energy-efficient e-paper module designed for labeling and signage applications. With an integrated controller and HAT+ standard, it easily integrates with Raspberry Pi and other popular microcontroller platforms, offering wide-angle readability and operation in natural light.

Universal test leads for Uni-T multimeters with straight and angular plugs on both sides. Uni-T UT-L09

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

Module with a button and red LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-R

The AK-USB-50 USB-C cable is a robust solution for charging and data synchronization between modern devices with a USB Type-C port. Its short length, high-quality construction, and support for fast charging make it suitable for use both at home and on the go, ensuring reliability and user comfort.

The Akyga AK-USB-49 coiled USB-C cable is a modern accessory with a length of 3 meters, designed to provide an aesthetic and convenient connection for devices with a USB-C port. Thanks to its solid construction and braided design, the cable is resistant to bending and mechanical damage, while also supporting basic charging and data transmission functions. Ideal for a tidy workspace and everyday use.

LoRaWAN node module based on the RP2040 chip and the LR1262 radio module, enabling communication in the 868 MHz band. It supports point-to-point (LoRa P2P) transmission and LoRaWAN networks, making it ideal for IoT projects. Equipped with Crowtail connectors, a battery charging interface, and the ability to be powered by a solar panel, it allows for the creation of autonomous and energy-efficient field devices. Compatibility with Arduino and MicroPython facilitates rapid prototyping and application development. Elecrow LR1262 Node Board LoRaWan Node

Step-Down converter with adjustable output voltage from 4.2 V to 15 V and output voltage up to 45 V. It is equipped with reverse voltage protection, input undervoltage lockout, overload and short circuit protection. Pololu 4854

Digital audio amplifier dedicated to woofers. It has one channel with a power of 50W and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 8 to 25 V

The USR-G806w-E industrial router provides a stable 4G LTE connection and Wi-Fi support, ideal for harsh industrial environments and compatible with 4G, 3G and 2G technologies. With VPN support and a firewall function, the router offers a high level of security, and its solid construction allows operation in temperatures from -40 ° C to + 70 ° C, making it suitable for automation and IoT systems.

Display connector E-paper GDE035A3, for surface solder, 24 pins

Module with a 1.28" round colour IPS LCD display with a resolution of 240x240 pixels. Equipped with a touch panel. Communication is via SPI (display operation) and I2C (touch panel) interfaces. Waveshare 1.28inch Touch LCD