The MR60BHA2 sensor kit uses 60GHz mmWave technology to reliably detect human presence, as well as human breathing and heartbeat detection. It offers Home Assistant integration thanks to the XIAO ESP32C6 module and pre-installed ESPHome firmware. Equipped with a BH1750 light intensity sensor, RGB LED indicator and the possibility of expanding with Grove sensor modules, it is ideal for monitoring health, safety and home automation. Seeed Studio 114993387

STM32G030K8T6, ARM Cortex-M0+ MCU, 64 kB Flash, 8 kB RAM, 64 MHz CPU, LQFP32

TB67S128FTG stepper motor driver module powered by 6.5-44V voltage and 2.1A operating current. The controller allows you to control the movement of the engine with up to 8 different resolutions (up to 1/128 step). Pololu 2998

UART-RS485 converter module. It enables communication of Arduino boards with industrial modules. DFRobot DFR0259

MicroSD memory card reader module. It communicates via the SPI interface. DFRobot DFR0229

Mini MP3 player with 128 MB built-in memory. It can work as a separate device and play sounds or be controlled via the UART serial interface. DFRobot DFR0768

Board with the DA16200 WiFi module. It is equipped with a Qwiic connector and is an excellent solution for IoT projects. SparkFun WRL-19696

Class D stereo sound amplifier based on the Texas Instruments TPA2016D2 circuit. It can work with 4 Ω speakers with power up to 2.8 W or 8 Ω with power up to 1.7 W in stereo mode. SparkFun DEV-20690

Waveshare 8 Push Buttons module provides 8 single push buttons in 1 board. Waveshare 3678

The single-mode (SM) fiber optic patchcord with SC connector in a simplex configuration is a high-quality cable designed for fast and reliable data transmission in fiber optic networks. Made with G657A1 fiber and featuring an LSZH jacket, it ensures low attenuation and high bending resistance, making it ideal for telecommunications, data centers, and other professional network installations. FO-SASA-SD11-0050-YE

Wireless switch operating at 433 MHz frequency. It does not require a power supply. DFRobot TEL0146

STM32G031C8T6, 32-bit STM32G0 family microcontroller, Arm Cortex-M0+ core, 64 MHz, 64 KB of Flash memory, 8 KB of RAM, LQFP48

The MQ-6 sensor allows the measurement of LPG, propane and isobutane. The measuring range of the sensor is in the range of 300 - 10.000 ppm, while the output receives an analog signal.

Test kit with 8 pogo pin probes designed to work with boards with ICSP or FTDI interface. It allows you to program the set without the need to solder the pins. A kit for self-assembly. DFRobot DFR0359

Pololu 12V Step-Up Voltage Regulator U3V50F12

A 5-channel flame detector module for detecting a flame over a larger area. Detects fire with 5 sensors that are placed on the module every 30 degrees. It has a digital and analog output. modFLAME-5CH

Module with 4 relays 12 V with a maximum switching current of 7 A. Numato Lab RL40002

This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 36V and efficiently reduces it to 5V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.5A and features reverse voltage protection. Pololu 2858