An efficient step-down converter that reduces the input voltage to 12 V at a maximum current of 100 mA, offering high efficiency thanks to low quiescent current (<50 μA). It supports input voltages from 12 V to 65 V, has short circuit and overheating protection, making it a reliable and energy-efficient solution. Pololu 5367

Step-Down converter module converts input voltage (5-23V) to adjustable output voltage (0-16.5V) with maximum current 3A, featuring high precision (1%) and efficiency (up to 95%). Compact size and display make it ideal for various applications, e.g. DIY projects

The USB Step-Up converter module in the housing allows you to adjust the voltage in the range of 3.5-15V to 0.5-30V, with a maximum current of 2A and a power of 15W. The device is characterized by high precision, voltage resolution 0.01V, current resolution 0.001A, voltage accuracy 0.3% and current accuracy 0.5%, and can operate in temperatures from -40°C to 85°C.

32-bit microcontroller with ARM Cortex-M0 core + Access line ultra-low-power, 32 pins, 16kB Flash, 2kB RAM, 512B EEPROM, ADC, LQFP, temperature range -40 to 85 ° C, STMicroelectronics, RoHS

The SUNON blower fan with dimensions of 75x75x30 mm, with an operating voltage of 6...13.8V, offers efficiency and reliability in cooling electronic devices, ensuring concentrated air flow and safety of use thanks to meeting flammability standards. Sunon PF75301B2-A99-B

The 10 Values of 20 Transistor Kit is a versatile and essential kit for electronics enthusiasts and professionals, featuring a variety of transistor types, ideal for a wide range of applications from simple DIY projects to advanced electronic circuits

Module with temperature and humidity sensor DHT11. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020011

Waterproof LED indicator with a diameter of 8 mm, powered with the voltage from 9 to 12 V. Green color

An efficient step-down converter that reduces the input voltage to 12 V at a maximum current of 100 mA, offering high efficiency due to low quiescent current (<50 μA). It supports input voltage from 12 V to 65 V, has a Power Good (PGOOD) function, an EN input for system shutdown, and short circuit and overheat protection, making it a reliable and energy-efficient solution. Pololu 5377

WiFi/BLE module that supports both the 2.4 GHz and 5 GHz WiFi bands, as well as Bluetooth Low Energy (BLE 4.2) communication. It has a u.FL connector dedicated to connecting an external antenna and a connector with a 2.54 mm pitch, which greatly facilitates prototyping. Tibbo WA2000U

Module with 2-element 14-segment display with red backlight. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 104020132

The USR-W660 converter converts a serial signal into a fast and stable Wi-Fi 6 connection, supporting IEEE 802.11a/b/g/n/ac/ax standards and 2.4 GHz and 5 GHz bands. Equipped with an RS232/RS485 interface, it offers advanced management functions, remote configuration and high security with WPA/WPA2/WPA3 protocols, ideal for industrial and automation applications.

RGB LED strip controller with WiFi communication. It enables remote control of multi-colored strips with diodes powered with voltage from 5V to 28V using a mobile application. SL-LC01

The control platform equipped with servos allows you to control the position of the camera in two dimensions. It has a built-in driver and light sensor. Waveshare Pan-Tilt HAT

The Step-Down Converter Module with Voltmeter and Ammeter offers a wide input and output voltage range, with a maximum output current of 12A and a power of 160W. It comes with advanced monitoring and protection features and its conversion efficiency is around 96%.

The Lanberg USB 2.0 cable in black color ensures a stable and fast connection between a computer and printers, scanners, and other peripheral devices. With a ferrite core, it minimizes interference, while its high-quality construction guarantees uninterrupted data transfer and durability. CA-USBA-15CU-0030-BK

The Step-Down Converter allows you to adjust the output voltage (1.5-35V) and output current (up to 10A, 8A recommended), supporting a maximum of 150W (100W recommended) with an operating temperature of -20 to 75°C and a conversion efficiency of up to 95%. It has short-circuit protection but no reverse input protection.

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance of 6 Ω or 8 Ω with a power of 6 W per channel

Module with liquid turbidity sensor. The board is equipped with a Grove connector and communicates via a digital or analog interface. Seeed Studio 101020752

Module with a 3-color (red, black, white) e-Paper display with a diagonal of 12.48" and a resolution of 1304x984 px. SPI interface. Waveshare 12.48inch e-Paper Module (B)