2-position waterproof self-locking rotary switch, 19 mm in diameter, in a stainless steel housing. Yellow colour

The Class D digital audio amplifier module has two channels with a power of 30 W and can work with speakers from 4 to 8 Ω. Powered with the voltage ranging from 8 to 26 V. Bluetooth communication

I2C bus amplifier module based on the LTC4311 system. It enables communication via a popular interface over much longer distances while maintaining high transmission speeds. Adafruit 4756

Touch button with blue LED backlight. Powered with the voltage in the range from 2.7 V to 6 V, it works with 3.3 V systems

Data logger with USB protocol support. Data received through the UART interface and saved on the microSD card. Supports cards with a capacity of up to 32 GB. DFRobot TEL0148

PCB board dedicated to PB86 switches. Allows the installation of 12 switches. They can be used as one panel or separated as single buttons. Adafruit 5631

Universal positive voltage stabilizer LM317T, regulated voltage 1.2-37 V, maximum current efficiency 1.5 A, housing TO-220.

Flexible 4-core cable, 500 mm long, terminated on both sides with a Qwiic plug. Sparkfun PRT-17257

7-segment LED display, 1 digit 25.4mm, yellow color (592nm), 20mcd (10mA), common anode, Pb-free. LED1-AS-B-10016BMY

A compact GPS/GNSS terminal with GSM/LTE Cat 1 connectivity, designed for real-time monitoring and tracking of objects. The device provides precise positioning thanks to a highly sensitive GNSS receiver and stable data transmission over the cellular network. Built-in 128 MB memory, Bluetooth 4.0, and a motion sensor enable advanced telemetry data recording and analysis. Teltonika FMC920

Shielded FTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCF6-10CC-0100-W

An ESP32-based development board that combines a LoRa communication module, NEO-6M GPS receiver, and a 0.96" OLED display in a single device. Preloaded with Meshtastic firmware, it supports Wi-Fi, Bluetooth 4.2, and 433 MHz LoRa communication. The kit includes a non-soldered 0.96" OLED display, a 433 MHz LoRa antenna, and pin headers for self-assembly. The board is suitable for building autonomous mesh network nodes, GPS trackers, and battery-powered IoT devices using a 18650 Li-Ion cell or a microUSB power supply. LILYGO TTGO T-Beam Meshtastic 433 MHz Non-Soldered OLED

Practical solution for converting DC connectors in electronics projects, enabling safe and stable power connections. ADP0023

Multiband GNSS antenna operating in GPS L1 and L2 bands. Can be fixed with a magnet tool or an M4 screw. it is created in a 5 m l cable designed by SMA. u-blox ANN-MB-00

32-bit STM32F7 microcontroller with ARM Cortex-M7 core, 1MB Flash memory, 320kB SRAM, I2C, SPI, UART / USART memory, USB, CAN, 1.71 ... 3.6 V, 100LQFP, STM, RoHS

The Sunon B2-03 power cable, 0.3 meters in length, is designed for powering fans with 2.8x0.3 mm connectors. It features a 45° angled plug, making it convenient for connections in tight spaces.