8-channel module with relays, designed to work with the Raspberry Pi. It can switch 250VAC/7A or 30VDC/10A signals. SB Components 21871

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5445

A compact voltage converter module that reduces input voltage from 12.5 to 65 V to a stable 12 V at currents up to 700 mA. It features high efficiency, low quiescent current (<0.2 mA), and short-circuit and thermal protection, ensuring safe and efficient operation. Its small size and ease of integration make it ideal for mobile devices, battery-powered designs, and systems requiring stable power. Pololu 5437

2.8inch Capacitive Touch LCD is a compact display module with a capacitive touch panel, ideal for projects with microcontrollers and single-board computers. Integrated drivers, multi-platform support, and fast touch response make this screen suitable for user interfaces, control panels, IoT systems, and educational electronic applications.

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features an analog VOUT output with a sensitivity of 66.7 mV/A and a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5443

Module with environmental sensors for Raspberry Pi Pico. It allows you to measure temperature, humidity, air quality pressure and color detection. SB Components 22366

Module with a round 1.28" IPS LCD display and a resolution of 240x240 px. Communication is via the SPI interface. SB Components 21697

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features an analog VOUT output with a sensitivity of 200 mV/A and a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5442

2-channel module with relays designed to work with the Raspberry Pi Pico. It can switch signals up to 250 V AC and 7 A or 30 V DC and 10 A. SB Components 21284

The DC BUCK Adapter (7.2V) is a compact switching regulator designed to power servos that communicate via serial bus. With a wide input voltage range and easy installation, the module is ideal for robotic systems and applications requiring stable 7.2 V power from various energy sources.

The STM32W108B-SK kit provides a complete platform for learning and developing wireless applications based on STM32W108 microcontrollers. The integration of radio modules, support for ZigBee protocols, and a rich set of development tools make it a versatile solution for designers of wireless communication and IoT systems.

Module with a precise clock RTC DS3231 dedicated to the Raspberry Pi Pico. Communication via the I2C interface. SB Components 21420

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features an analog VOUT output with a sensitivity of 44 mV/A and a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5441

Twisted Servo Extension Cable 24" Male - Female

Flexible 4-core cable, 500 mm long, terminated on both sides with a Qwiic plug. Sparkfun PRT-17257

Ethernet network cable UTP Cat6 patchcord, 2 m long, black, with 2xRJ45 connectors

Sound recording module with I2C interface. It can store sounds up to 100 seconds long. DFRobot SEN0197

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

Three-axis joystick with 5 kΩ resistance potentiometers that register the position of the X, Y and Z axes. It provides precise motion control in three dimensions, allowing the user to smoothly control connected devices. R300B-M2

A set of colored markers for wires. Each tag is labeled with a number for easy identification of the cable bundles. 100 pieces