The ULN2003A system consists of seven Darlington chips, housed in a DIP16 housing.

DIP socket, 20-pin, precision, pitch 2.54mm, spacing 7.62mm, RoHS

32-bit STM32F7 microcontroller with ARM Cortex-M7 core, 1MB Flash memory, 320kB SRAM, I2C, SPI, UART / USART memory, USB, CAN, 1.71 ... 3.6 V, 144LQFP, STM, RoHS

Waveshare 13.3" E Ink Spectra 6 is an advanced e-paper display for applications requiring a large display area and high-quality color reproduction. The version without a controller module offers flexibility for integration with various hardware platforms using the standard SPI interface. With zero power consumption in static state and full readability in natural light, it is ideal for shelf labels, information systems, and graphic displays.

The 10.85-inch e-paper display from Waveshare with HAT+ module is an advanced solution for low-power information display in industrial, advertising, and informational applications. Support for four colors and full compatibility with Raspberry Pi and other microcontrollers via SPI make it a versatile tool for projects requiring durable and highly readable data presentation.

RF coaxial cable, 0,5 m long, with SMA male–male connectors, designed for high-frequency connections. Provides low-loss signal transmission in communication and measurement systems.

SMA Female–Female Connector – RF Coaxial Adapter designed for connecting cables and devices terminated with SMA male plugs. Provides a low-loss and durable connection in wireless communication and measuring systems.

RF Cable 0.5 m SMA M–SMA F is a shielded coaxial cable designed for extending and connecting devices with SMA sockets. It offers stable transmission parameters and low attenuation over a wide frequency range.

Electrochemical sensor that measures the concentration of ethyl alcohol in the air. The current flowing through the gas sensor is directly proportional to the gas concentration

A pair of robust alligator clips with 4 mm socket, designed for use in electrical measurements and circuit diagnostics. With high durability, wide jaw opening, and a universal interface, they are suitable for both laboratory environments and DIY projects.

USB-A Plug with 25 cm Cable, 4-pin, designed for power and communication applications in USB 2.0 standard. Ideal for DIY projects and simple circuits requiring 5 V DC power supply.

RF coaxial cable, 1 m long, with SMA male–male connectors, designed for high-frequency connections. Provides low-loss signal transmission in communication and measurement systems.

DFR0464

DIP stand, 6-pin, precision, pitch 2.54mm, spacing 7.62mm, RoHS

The Tic T825 USB Multi-Interface Stepper Motor Controller makes basic control of a stepper motor easy, with quick configuration over USB using our free software. The controller supports six control interfaces: USB, TTL serial, I²C, analog voltage (potentiometer), quadrature encoder, and hobby radio control (RC). 

Waveshare 13.3" e-paper display with E Ink Spectra 6 technology and HAT+ module is an advanced tool for presenting graphics and texts in full color with minimal power consumption. It supports six base colors, allowing for highly saturated images. Thanks to compatibility with popular development platforms, it is suitable for applications such as dynamic shelf labels, equipment tags, or digital posters.

The 3.5-inch touch display Waveshare 29318 with an IPS panel and SPI/I2C interface is a compact and versatile solution for projects using Raspberry Pi, ESP32, and Arduino. Thanks to its small size, microSD card slot, and easy integration with popular microcontrollers, it is ideal for building user interfaces, mobile devices, controllers, and data visualization in embedded systems.

Waveshare 7.3" (E) is a full-color e-paper display designed for integration with custom systems via the SPI interface. Thanks to E Ink Spectra 6 technology, the display is suitable for use in shelf labels, asset tags, information boards, and other projects where low power consumption, good readability, and print-like image aesthetics are essential. It works with popular hardware platforms such as Raspberry Pi, Arduino, Jetson Nano, and STM32 via an optional HAT module.

Waveshare 2.15" (G) e-paper display without controller module is intended for applications where energy efficiency and excellent readability are crucial—especially in shelf labeling, asset tagging, or equipment marking. It requires an external driver compatible with the SPI interface.