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

Ultrasonic distance sensor with a range from 3 to 350 cm. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020010

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

Module with a 12-channel capacitive touch sensor MPR121. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020872

RJ-45 female connector with transformer and LEDs (comp. with RTL8201BL, IIM7000A)

The SanDisk Ultra microSDHC 32 GB 120MB/s C10 memory card is an efficient and reliable high-capacity storage medium, offering fast data transfer, compatibility with various devices and resistance to difficult conditions, ideal for smartphones, tablets, sports cameras and drones

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

The 4-channel Step-Down Converter module converts voltages in the range of 13.5-30V to 3.3V, 5V, 12V or regulated 2-28V, with a maximum current of 3A per channel and a total power of 50W. It includes protections and shutdown functions and can operate in temperatures from -40°C to +85°C.

Module with two white diodes. Dedicated to Voron 3D printers as hotend and printing nozzle lighting

Breakout board with plated through-holes (PTH) for routing HSTX signals, intended for prototyping and testing high-speed interfaces. SparkFun BOB-28467

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

Audio amplifier module with three output channels. It can be powered with the voltage from 12 to 18 V and has two outputs with a power of 10 W (left and right) and one with a power of 20 W (bass)

Camera with USB interface with 16MP resolution. Equipped with a Sony CMOS IMX298 sensor and a wide-angle lens with a viewing angle of 105°. ArduCAM B0268

Miniature microSD card reader Rebel R60 with USB 2.0 interface allows reading and writing data on the most popular types of memory cards with a capacity of up to 64 GB. Thanks to the Plug&Play function and wide system compatibility, it is a convenient solution for everyday use, both stationary and mobile.

The ESP-12F, ESP-07S and ESP-12S module programming stand is a versatile tool, ideal for testing and programming these modules. It offers full control over IO ports, allows software downloads, and includes useful indicators for combustion mode and serial communication.

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 Modeling PWM Signal Mixer Module is a compact device that allows mixing of PWM signals in modeling, allowing for a variety of control of components such as guns, plates and motors. It can be precisely tailored to the user\'s needs and also offers flexibility in control priority settings.

Module with a color IPS LCD display with a diagonal of 1.3". It has a resolution of 240x240 pixels and an ST7789 controller. Communication with the module is realized via the SPI interface. Waveshare 1.3inch LCD Module

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 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%.