The AC-DC converter module converts the voltage in the range of 90-264V AC to 12V DC with a maximum current of 600mA and a power of 3W. It is characterized by a long life (MTBF 100,000 h), a slow start of 50 ms, and a maximum input current of 0.2A.

An efficient step-down converter that steps down the input voltage from as low as 45 V to a regulated output voltage range of 1.4 to 7 V, offering high efficiency and a maximum continuous current of 3.8 A. It has built-in reverse polarity, overload and short circuit protection, and the spread spectrum function reduces EMI interference. Pololu 4853

Pololu 5656 is a breakout board for JST PH and SH 5-pin connectors, allowing easy connection of wires to systems with a 2.54 mm pitch. With support for both connector standards and mounting holes, it is well-suited for projects requiring stable installation and five-channel signal connections.

4.3" LCD IPS display with touch screen. The display is equipped with HDMI interface for image display and USB for touch screen. Resolution 800x480 pixels. Waveshare 4.3inch HDMI LCD (B)

A compact pressure and temperature module ideal for weather stations, drones, and IoT projects. It offers a measurement range of 300–1100 hPa with ±3 Pa accuracy and temperature measurement with ±1°C precision. With a built-in 3.3V regulator and logic level converter, it works with both 3V and 5V microcontrollers. STEMMA QT/Qwiic connectors make it easy to quickly connect and daisy-chain multiple sensors in a single system. Adafruit 6420

32bit ARM Cortex-M0, 16KB Flash, 8KB RAM, LQFP48, NXP, RoHS

COB LED ring, made of aluminum PCB, emits cold white light (6000-6500k) at 12 V DC with a maximum current consumption of 1100 mA, offering a wide beam angle of 120 °

MRF24J40MA-I/RM is a compact IEEE 802.15.4 radio module for wireless communication in embedded applications. With a PCB antenna, low power consumption, and support for ZigBee and MiWi protocols, it provides stable data transmission over distances of up to 120 meters.

A switching converter that regulates 9V 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 5584

BOB-11771 Voltage-Level Translator - TXB0104 Breakout

YT-06868 is a practical set of 50 electrical quick connectors in two sizes, designed for fast wire connections. Suitable for electrical, automotive, and service installations, it provides order and convenience thanks to the included container.

The USB type A data transmission blocker in a metal housing is a compact and effective solution that protects data on a mobile device by blocking the data lines on any USB cable and only allows power to flow

Crowtail – 3-Axis Digital Gyro is a gyroscope module with the ITG-3200 chip, offering precise rotational-motion measurement on three axes. Intended for interactive projects, robotics, control systems, and motion-responsive devices.

Pink LED strip with SMD 5050 diodes. It is powered by 12 V DC, has a length of 5 m and 120 LEDs/m. Protection level IP21

A compact stepper motor controller with the AT2100 system with an operating voltage of up to 32 V. It offers smooth, quiet operation, high efficiency, various operating modes and easy configuration. It is controlled via the STEP/DIR interface and is an ideal solution for 3D printers and similar applications

Silicone wire 22 AWG with tinned copper strands provides high flexibility and easy soldering in prototyping and servicing work. The white insulation facilitates routing and identification of wires in harnesses, and the 4 m length is sufficient for most workshop applications.

IR distance sensor with a range of up to 400 cm. It has a digital output that changes its state when the sensor detects an object. DFRobot SEN0531