Versatile ESP32 module with LoRa and Wi-Fi support, designed for monitoring people flow and creating mesh networks in difficult conditions, such as in areas cut off from the network. The device can detect Wi-Fi and Bluetooth signals, allowing estimation of the number of mobile devices in the environment without recording MAC addresses, which protects privacy. The module offers low power consumption, data storage on SD card and data transfer via LoRa WAN or MQTT, making it a reliable and self-sufficient solution for emergency communication. modTTGO LoRa32 v2.1

A 0.91-inch OLED display that offers a resolution of 128x32 pixels and the ability to display up to four lines of text. It communicates via an I2C interface and uses popular Qwiic connectors. SparkFun LCD-24606

A USB thermal camera module for Raspberry Pi offering precise temperature detection with a resolution of 80×62 pixels. It enables easy integration into industrial applications and control systems. It is an ideal solution for temperature monitoring, thermal analysis and security systems. Waveshare Thermal-90 USB Camera

An AI camera module that integrates seamlessly with Raspberry Pi. It stands out with a resolution of 12.3 MPx and the ability to record video in 4056×3040@30fps, 3840×2160@30fps and 1920×1080@60fps modes. It is equipped with autofocus and a lens that provides a wide field of view (81° x 69° x 55°). ArduCAM B0505

SN6505BDBVT, Low-Noise 1-A Transformer Drivers for Isolated Power Supplies, PMIC, SOT-23-6

N-channel 100 V 8.5 mΩ standard level MOSFET in TO220, TO-220, NXP, RoHS

OBD-II cable serving as a splitter and extension cable, approximately 1 meter long. Connects all 16 pins between each connector, which eliminates diagnostic problems. SparkFun CAB-25070

UART converter module - RS-485 based on the MAX485 system. modTTL-485

Step-down converter with adjustable output voltage 1.2V-35V and current efficiency 9A. The module allows to limit the current consumption at the output via a multi-turn potentiometer. modxl4016sd

LA16Y-11ZS is a 23 mm diameter metal mushroom-type emergency stop switch designed for safety systems in industrial applications. Equipped with an automatic reset mechanism and a rotary closure, it offers high durability thanks to its steel housing and waterproofing, guaranteeing a long service life even in harsh environments

Angular contact strip in black, double-breasted, female, 2x40, pitch 2.54mm, THT, RoHS. PBD80R

The 2ON-2OC emergency switch designed for safety systems in various devices. Thanks to the stainless steel housing and water resistance, it is durable and reliable in difficult working conditions

CC-330 ceramic capacitors with a capacitance of 0.33 nF are a reliable component for implementing filtering, decoupling, and creating resonant circuits in electronic applications. The standard 2.54 mm pitch and THT mounting allow easy integration on prototype boards and in projects based on traditional through-hole technology. A set of 10 pieces is ideal for both single-unit production and service or hobbyist work.

LoraSX1278 radio module operating in the 433 MHz band, using LoRa technology for long-range wireless data transmission, ideal for IoT applications requiring stable and reliable communication. It enables bidirectional transmission with a frame acknowledgement mechanism and connects to microcontrollers via the SPI interface, which facilitates integration with platforms such as Arduino. Thanks to high sensitivity (-148 dBm), transmitter power up to +20 dBm and support for various modulations, the module provides flexibility and efficiency in various applications.

I2C multiplexer module with TCA9548A system. Allows you to connect up to 8 devices. The system works like a gateway - it transmits I2C interface data to one of the 8 main busses. This allows you to connect up to 8 devices with the same address. Adafruit 2717

Adjustable, isolated DC power controller with internal MOSFET controller with internal feedback. Analog Devices ADUM4070ARIZ

Digital rotary encoder with green and red LED backlight. It has unlimited rotation and generates a digital signal in the form of a Gray code. SparkFun COM-15140