Module with heart rate and SpO2 sensor (oxygen saturation level) MAX30100 designed for M5Stack sets. M5Stack U029

The 5.79-inch E-Paper module (B) display is an energy-efficient solution ideal for applications where long-term content display is required without the need for power, such as price tags or industrial labels. With the ability to display in three colors and a wide viewing angle, this display performs exceptionally well in various lighting conditions, providing readability comparable to traditional paper. Waveshare 5.79inch e-Paper Module (B)

Akyga AK-USB-51 cable, 1 meter long and capable of delivering up to 60 W of power, provides fast charging and stable data transmission for devices equipped with a USB-C connector. Thanks to its durable braided sleeve and nickel-plated connectors, it performs reliably in everyday use, including mobile environments. Compatible with devices supporting USB Power Delivery – including iPhones (with USB-C adapter), iPads, MacBooks, and other laptops and peripherals – its universality and aesthetic design make it a dependable element of modern tech equipment.

Low current 1.2 to 37V adjustable voltage regulator, TO-92, STM, RoHS

The industrial switch USR-ISF1008 offers 8 Fast Ethernet ports for reliable communication in automation and industrial environments. Its compact design, resistance to environmental conditions, and wide-range power supply enable stable operation in industrial installations that require a higher number of ports.

L7805CV, +5V voltage regulator, 1.5A, TO220, STM, RoHS

RS485 communication board, SP3485 on board, 3.3V

Module with a voltage divider. Equipped with a Grove connector, it allows the input voltage to be reduced by 3 or 10 times. Seeed Studio 104020000

Step-Down converter with adjustable output voltage from 4.2 V to 15 V and output voltage up to 45 V. It is equipped with reverse voltage protection, input undervoltage lockout, overload and short circuit protection. Pololu 4874

A speed controller based on the open VESC standard, designed for skateboards, scooters, and e-bikes. It supports voltages from 14 to 84 V (4S–20S) and continuous currents up to 100 A, offering various BLDC motor control modes and a wide range of interfaces (PPM, UART, I2C, USB-C, CAN). Its compact design, aluminum PCB, and extensive safety features ensure reliability, flexible configuration, and convenient integration with computers and smartphones. Makerbase VESC 75100 V2

Dual Low-Voltage Power Amplifier, DIP08, STM, RoHS

21.5" portable display with touch panel. Equipped with HDMI interface for displaying images and USB Type-C for touch screen operation. It offers Full HD resolution of 1920x1080 pixels. Waveshare 21.5inch FHD Monitor (EU)

The Crowtail-SIM808-GPRS-GSM+GPS-V1.1 module combines GSM/GPRS wireless communication functions and GPS localization in a single board. Thanks to support for AT commands and standard connectors, it is used in mobile projects, GPS tracking and remote data transmission.

Gravity: IO Expansion & Motor Driver Shield is an Arduino compatible expansion board that provides digital I / O ports, analog I2C, SPI and UART interfaces, as well as a DC motor driver. DFRobot DFR0502

The Akyga AK-USB-49 coiled USB-C cable is a modern accessory with a length of 3 meters, designed to provide an aesthetic and convenient connection for devices with a USB-C port. Thanks to its solid construction and braided design, the cable is resistant to bending and mechanical damage, while also supporting basic charging and data transmission functions. Ideal for a tidy workspace and everyday use.

LILYGO TTGO T-Watch-2020 is a programmable smart watch with a 1.54 inch TFT touchscreen display, equipped with Wi-Fi, Bluetooth and an accelerometer, perfect for IoT and DIY projects. With open software and GPIO connectors, it offers full control over the functionality, and a 350 mAh battery ensures long work.

Set of 4250 SMD 0805 resistors with 170 values and 1% tolerance is a practical solution for electronics engineers, service technicians, and PCB designers. It allows quick selection of the appropriate resistors without the need to search for individual values.

8" IPS LCD display with touch panel dedicated to Raspberry Pi and NVIDIA Jetson minicomputers. Equipped with HDMI interface for displaying the image and USB for the touch panel. It has a resolution of 768x1024 pixels. Waveshare 8inch 768x1024 LCD

Stabilizer 79L15 -15 V / 100 mA, housing TO-92