Two-button module with 4 colored overlays. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 111020103

Ultrasonic distance sensor MB1020 with a range from 0 to 645 cm. It has an output in the form of a serial interface, analog signal or generates an impulse whose duration is proportional to the measured distance. Pololu 792

Module with a 1.44 "color liquid crystal display and 128 x 128 pixel resolution The display has a built-in ILI9163C driver. Thanks to the pin connector, the module can be easily attached to the contact plate or wires 1.44 \'SPI 128 * 128 V2.1

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0300-Y

Unshielded UTP category 5E Ethernet network cable with RJ45 plugs. Lanberg PCU5-10CC-0750-B

Bluetooth stereo amplifier module that allows you to play music wirelessly from phones, tablets or computers. It automatically enters pairing mode after the first power supply and then connects to the last paired device, making it easy to use. The set includes 3W speakers with practical JST connectors, and the board is equipped with an integrated LiPo battery charging system, which allows powering from various sources, such as USB-C or battery. Kitronik 2182

A switching converter that regulates 24V voltage from an input range of 2.6V to 20V. It offers high efficiency of 70-95% and the ability to operate with a continuous input current of up to 900mA and a peak current limit of 2.2A. With a switching frequency of 1.6MHz and a power-saving mode, it is suitable for both high-performance and low-power applications. Pololu 5588

HDMI 4K Cables (version 2.0, Premium High Speed with Ethernet) are the perfect solution for transmitting audiovisual signals between multimedia devices such as computers, monitors, televisions, NAS devices, laptops, projectors, and gaming consoles. The cable ensures exceptionally high-quality image and sound transmission, as well as outstanding performance. CA-HDMI-15CU-0018-BK

Stepper motor driver that can operate with a voltage in the range from 24 to 110 VDC or from 18 to 80 VAC and a maximum current of 7.2 A. It allows for microstep configuration in the range from 2 to 256. DM860H

A switching converter that regulates 12V voltage from an input range of 2.6V to 20V. It offers high efficiency of 70-95% and the ability to operate with a continuous input current of up to 900mA and a peak current limit of 2.2A. With a switching frequency of 1.6MHz and a power-saving mode, it is suitable for both high-performance and low-power applications. Pololu 5585

Unshielded UTP category 5E Ethernet network cable with RJ45 plugs. Lanberg PCU5-10CC-0500-W

The Sunon PMD2409PMB1-A(2).GN 24 V DC fan delivers high cooling performance, making it ideal for systems requiring strong airflow. Equipped with ball bearings, a brushless motor, and auto-restart, it is suitable for industrial and electronic applications that demand heat and flame resistance.

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0750-B

Protection circuit for four Li-Ion cells with a voltage of 14.8V. The module has the function of charging cells with the option of a balancer, discharging and a function that protects the cells from excessive discharge. The cells can be charged with continuous current up to 10A

Module with STP201M motion sensor with pedometer function. Built on the basis of an accelerometer and MCU, dedicated to sports bands and smartwatches

Camera module with OV5647 sensor working with Raspberry Pi. Has no built-in IR filter and comes with a 130° Fisheye lens