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Waterproof LED indicator with a diameter of 8 mm, powered with the voltage from 9 to 12 V. Blue color

COM-11274 Button, 100mm diameter (outside diameter) dome illuminated push button comes with an LED, securing nut and a pre-installed long life horizontal microswitch

Module with LCD IPS 1.3" display with a resolution of 240x240 px. It communicates via the SPI interface. ModIPSdisp1.3"

Adapter from 16-pin OBD2 connector to DB9 connector on a 100 cm long cable

16-pin OBD2 connector (male plug) for vehicle diagnostics

SDR (software-defined radio) receiver with a frequency range from 25 to 1760 MHz. It can work as a radio receiver or a broadband scanner. S300U RTL2832U SDR

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 10 mm diameter indicator lamp is supplied with 12 V DC. Red color. XD10-3

Adafruit 789 - Adafruit PN532 NFC/RFID Controller Shield for Arduino + Extras

NUCLEO series starter kit equipped with a STM32WL55JC microcontroller (256 KB Flash, Cortex-M4/M0+), with a built-in STLINK-V3E programmer-debugger, equipped with Arduino-compatible connectors

A sheet of Teflon foil, dimensions 70x100 mm and thickness 0.6 mm. It can be used to make sliders for two-wheeled robots or a knife for computer mice

MP3 panel with LCD display for installation in the audio device. It allows you to play files in MP3, WAV and WMA format from USB memory, microSD card, via AUX and Bluetooth 5.0. Has a built-in FM receiver. modBluAudRad

MP3 panel with LCD display for installation in the audio device. It allows you to play files in MP3, WAV and WMA format from USB memory, SD card, via AUX and Bluetooth 5.0. Has a built-in FM receiver. modBluAud

16-channel servo driver module with I2C interface based on the PCA9685 system. modPCA9685

Industrial IoT backplane for Raspberry Pi CM. It uses the SIM7600G-H chip for 4G, 3G, 2G communication, and has a 10/100M Ethernet port with PoE function and a 2.4 GHz WiFi module. Enclosed in an aluminum housing. Waveshare CM-IO-POE-4G-BOX

LIDAR distance sensor with a measuring range from 5 cm to 10 m and a resolution of 1 cm. It communicates via the I2C or ANT interface. SparkFun SEN-15776

Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments, there are decimal points on each digit and an extra wire for colon-dots in the center (good for time-based projects). Adafruit 813

SDR (software-defined radio) receiver with frequency range from 500 kHz to 1766 MHz. It can work as a radio receiver or a broadband scanner. RTL SDR RTL2832U

Rotary union with slip ring for 6 conductors. Each conductor can carry currents up to 2 A at up to 240 V AC or 240 V DC. Adafruit 736 / Sparkfun ROB-13064