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A module with a 16-channel input/output port expander controlled by an I2C interface. It was based on the MCP23017 chip and equipped with a Gravity connector. DFRobot DFR0626

ZP120.120.45UJp TM ABS-PC - Plastic enclosure ZP120.120.45 with a light-colored bottom with ears, transparent top, and brass inserts, made of ABS-PC.

NVIDIA development kit with the ARM Cortex A57 1.43GHz CPU system and the Maxwell graphics system consisting of 128 cores supporting CUDA technology. The module has 4GB DDR4 RAM, 16GB eMMC and an attached 32GB USB memory and 64GB microSD card. Waveshare JETSON-NANO-DEV-KIT

ZM92.57.25b ABS - Plastic enclosure ZM92.57.25 white ABS

A complete drive in the form of a 100 mm diameter wheel integrated with a PMSM motor and controller. It communicates via RS485 bus and offers feedback information such as temperature, position, speed and current consumption. Waveshare DDSM115

Step-Down converter D36V50F9 with an output voltage of 9 V, an input voltage from 9.9 to 50 V and a maximum output current of 7 A. Pololu 4094

The most popular Sn60Pb40 SW26 solder is a high-quality lead product with SW26 flux, intended for professional soldering in electronics and electrical engineering, meeting the EN ISO 9453:2014 standard

A set for building a minicomputer based on Raspberry Pi CM4. It consists of a metal housing with a fan, a power supply and a Mini Base Board (A). Waveshare CM4-IO-BASE-BOX-A

Light sensor module in the form of a photoresistor. A comparator and a potentiometer are placed on the board. The module has a digital output

Module with black and white e-Paper display, diagonal 7.5" and resolution 800x480 px. Communication via SPI interface. Waveshare Pico-ePaper-7.5

The Step-Up Converter Module converts input voltage (8.5-50V) and input current (up to 15A) to output voltage (10-60V) and output current (up to 12A) with high conversion efficiency (96%) and overvoltage protection high intensity. The module can operate in a wide temperature range (-40 - 85°C) and frequency (150kHz), allowing constant current adjustment from 0.2 to 12A.

Switch-mode power supply with an output voltage of 12 V and current efficiency of 5 A. The cable is terminated with a 5.5 x 2.1 mm DC plug and has built-in overload, overvoltage and short-circuit protection. URZ1193

The XH-M131 module is a universal module that allows you to control devices with a current consumption of up to 10A depending on the light intensity, which makes it ideal as a twilight sensor for home or garage lighting. It is easy to operate with potentiometer light level adjustment, can be controlled by various 12V power sources and requires no soldering for easy installation. XH-M131

The RS485 module with 8 channels allows simultaneous connection of up to 8 DS18B20 temperature sensors, operating in the voltage range of 6-24V and current of 8-13mA. The temperature measurement range is -55 to 125°C, with an accuracy of ±0.5°C in the -10 to 85°C range, making it ideal for temperature monitoring at various locations in domestic and industrial projects.

Conductivity Sensor Switch DFRobot is a touch button that allows you to change the sensor output status by connecting terminals (positive and negative) using metal, human body or fruit and plants. It is powered by 3.3 ... 5 V. DFRobot SEN0223

Anti-static brush, brush for cleaning printed circuit boards and components after the soldering process

Banana-to-banana test lead set with additional alligator clips in red and black provides convenient and versatile connections for multimeters, power supplies, and other measuring devices. Thanks to silicone insulation and safety plugs, it ensures reliability and safe operation in laboratories and workshops.