7.5inch e-Paper (H) is a four-color e-paper display with a resolution of 800×480, designed for low-power outdoor and indoor applications. Controlled via SPI interface, it provides excellent readability under all lighting conditions and requires no power to maintain the displayed image.

Addressable LED strip controller based on the RP2350A microcontroller with dual Arm Cortex-M33 cores up to 150 MHz. It supports popular WS2812/Neopixel and APA102/Dotstar LEDs and allows for powering and programming via USB-C with current up to 3 A. It features screw-type LED connectors, a built-in RGB LED, user buttons, and a Qw/ST connector for connecting I2C sensors. Pimoroni PIM723

Stretch sensor in the form of a conductive rubber cord with a length of 3m and a diameter of 2mm, changing resistance depending on the amount of stretch, supplied with accessories for simple analog measurements. Adafruit 6379

Gravity 2.0” IPS color display with a resolution of 320×240 px dedicated to microcontrollers with I2C and UART support, ideal for data visualization and user interfaces. With 16-bit color depth, dynamic widgets, a built-in icon library and 8MB memory, it provides smooth and attractive data presentation in projects based on Arduino and ESP32, among others. DFRobot DFR0997

A module with an acceleration and rotational speed sensor based on the LSM6DS3TR-C system and the LIS3MDL magnetometer. Equipped with a STEMMA QT connector, it communicates via the I2C or SPI interface. Adafruit 5543

The miniature SUNON fan with dimensions of 12x12x3 mm and an operating voltage of 2...3.5V is perfect for compact devices, offering efficient cooling with minimal noise, and the Might&Mini version emphasizes its advanced technology in a small format. Sunon UB3C3-700

The SUNON blower fan with dimensions 97x94x33 mm, with an operating voltage of 6...13.8V, provides effective cooling with high air flow and high static pressure, ideal for demanding applications in difficult working conditions. Sunon PMB1297PYB1-AY

The SUNON blower fan with dimensions 120x120x32 mm and an operating voltage of 6...13.8V ensures intensive cooling and operational reliability, ideal for applications requiring high air flow, especially in difficult conditions. Sunon PMB1212PLB2A

Module for logic level conversion between circuits operating at different voltages, e.g. 5 V and 3.3 V. It provides 4 signal channels and allows devices with incompatible logic voltage levels to be connected. The board measures 22 x 22 mm. Soldered 333029

A miniature lidar distance sensor that detects objects up to 25 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 (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5480

A module with a temperature and humidity sensor based on the AHT20 system. It communicates via the I2C interface. DFRobot SEN0527

The Finder 46.61.9.012.0040 relay is a powerful SPDT relay, designed to operate with a 12VDC coil, supporting a current of up to 16A at a voltage of 250VAC. Its robust construction and resistance to voltages up to 6kV make it perfect for demanding working conditions, ideal for industrial control and automation systems.

USB step-up switching converter with adjustable 1-30V output, up to 15W output power, support for QC fast charging protocols, CC/CV operation, integrated voltage, current and power display, thermal and short-circuit protection

Waveshare 29369 is a 13.3-inch DSI display with Full HD resolution and a capacitive touch panel supporting 10 touch points, designed for advanced user interfaces in Raspberry Pi-based systems. Its sturdy construction, high resolution, and wide compatibility make it a suitable choice for multimedia, industrial, and educational applications.

A miniature lidar distance sensor that detects objects up to 50 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 (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5481

A miniature lidar distance sensor that detects objects up to 100 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 (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5483

The QFN8 adapter is a universal design equipped with two QFN8 sockets for 6x5mm and 8x6mm ICs marked QFN8, MLF8, MLP8, WSON8, DFN8.

Finger Vein Scanner Module (B) is a thin, energy-efficient biometric module with finger vein detection based on a Cortex-M4F microcontroller, designed for precise user identification in security applications. NIR technology enables effective recognition regardless of the skin surface condition, making the module a reliable alternative to traditional fingerprint readers. Thanks to its compact dimensions and a rich set of accessories, it facilitates integration with smart locks, door handles, access control systems, and compact IoT terminals.

Finder 40.52.9.012.5000 is a miniature DPDT relay powered by 12 V DC, designed for switching circuits. It handles up to 8 A at 250 V AC, making it ideal for industrial automation and control systems.

Step-Down converter module converts input voltage (5-23V) to adjustable output voltage (0-16.5V) with maximum current 3A, featuring high precision (1%) and efficiency (up to 95%). Compact size and display make it ideal for various applications, e.g. DIY projects