Module with 16 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4356

Extension board with stepper motor controller based on the STSPIN820 system. Ideally suited for use, among others in 2D / 3D printers, robots, cameras. Pololu 2878

DC motor driver that allows you to control the movement of three drives using the I2C interface. Connectors for self-assembly. Pololu 5034

The GPRS8000-S module enables the integration of cellular connectivity in embedded projects based on Embest development boards. It offers support for data transmission, SMS, and voice calls in GSM/GPRS networks with a wide range of communication interfaces.

Module with 16 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4156

Cable (adapter) STEMMA QT/Qwiic for Arduino MKR (ESLOV) 100 mm long. It enables interoperability between systems based on I2C SparkFun Qwiic and Adafruit STEMMA QT and Arduino MKR boards. Adafruit 4483

DC motor driver that allows you to control the movement of three drives using the I2C interface. Board with soldered connectors. Pololu 5033

The Lanberg Cat. 8.1 patch cord with Fluke Passed certification guarantees top quality and reliability, enabling optimal network connections compatible with various networking devices in any environment. Lanberg PCF8-10CU-0100-S

A set of test leads 2x4 (4 signal and 4 GND) with a length of 23cm and 22AWG intended for logic analyzers Saleae.

MRF24J40MB-I/RM is a high-performance 2.4 GHz transceiver module for ZigBee and MiWi applications, offering high transmit power and a range of up to 1200 m. Intended for sensor networks, home and industrial automation, and measurement systems, it provides easy integration with microcontrollers via SPI.

Module from the ESP32 series, combining a powerful microcontroller, Wi-Fi and Bluetooth 4.2 BLE. ESP-WROVER-B has a built-in PCB antenna, a large number of GPIO lines and small dimensions. Adafruit 3979

Buck-mode DC-DC power module that converts voltage from 8 V to 28 V to a stable 5 V at a maximum current of 1.6 A, providing high conversion efficiency. Thanks to its small size, stability and reliability, the module is perfect for DIY projects, mobile power supply construction and applications requiring precise, stable voltage. DFRobot DFR0571

COM-09181 - Big Dome Push Button - Red

Male terminal block, angled, 3-pin. Pitch 3.5mm. Height 9.2mm. KF2EDGR. Set of 10 pieces

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.

DC-DC Step-Down converter module. It has an input voltage from 3.3 to 45 V, an output voltage of 3.3 V and a maximum output current of up to 3.7 A. Pololu 4891

Gravity module designed based on the GP8101S system. It is a single-channel DAC (analog-to-digital) converter with PWM communication that offers an output signal with 8-bit resolution and 0.2% accuracy. It allows you to generate analog signals with a voltage range from 0 to 10 V or 0 to 5 V. DFRobot DFR1036