Finger Vein Scanner Module (B) is a thin, energy-efficient biometric module with finger vein detection based on a Cortex-M4F microcontroller, designed for precise user identification in security applications. NIR technology enables effective recognition regardless of the skin surface condition, making the module a reliable alternative to traditional fingerprint readers. Thanks to its compact dimensions and a rich set of accessories, it facilitates integration with smart locks, door handles, access control systems, and compact IoT terminals.

ARGON-ONE-V5-OLED-Module is a compact 0.96" OLED display module designed as a functional extension for the Argon ONE V5 case for Raspberry Pi. It enables convenient viewing of basic system operating parameters without the need to connect an external monitor, enhancing usability in server, monitoring, or educational applications. Ideal for upgrading Raspberry Pi-based workstations in environments requiring an aesthetic and functional solution.

LED matrix display module (in red color) with an organization of 14 columns x 9 lines, compatible with Arduino.

Digital controller for wireless battery charger (WBC) transmitters Qi 1.1.2 A11 certified, PMA compatible, VFQFPN32, STM, RoHS

Adafruit 2340

The Step-UpU1V11A Buck Voltage Regulator module with adjustable output voltage 2-5.25V, input voltage range of 0.5-5.5V and a maximum output current of 1.2A. Pololu 2560

Pololu 24V Step-Up Voltage Regulator U3V50F24

This stepper motor driver offers microsteps down to 1/256th of a step, ensuring exceptional precision and smooth motion. Its simple operation—requiring only two microcontroller pins—and low operating voltage (1.8 to 10V) make it ideal for energy-efficient mobile, robotic, and DIY applications. Integrated connectors, LEDs, and a potentiometer for current adjustment facilitate prototyping and secure integration with popular platforms like Arduino and ESP32. Adafruit 6353

Integrated Digital Light Sensor with Interrupt, ODFN6, Intersil, RoHS

ARM®-based 32-bit MCU, up to 32 KB Flash, crystal-less USB FS 2.0, CAN, 8 timers, ADC & comm. interfaces, 2.0 - 3.6 V, TSOOP20, STM, RoHS

The Microchip RN4020 module is an energy-saving Bluetooth v4.1 module with a built-in antenna; transmit power level + 7dBm, AES128 coding

The POT0018 potentiometer enables precise adjustment of electrical parameters in applications requiring stability and accuracy. Designed for panel mounting, it is equipped with flat solder terminals and resistant to long-term use.

The POT0016 potentiometer enables precise adjustment of electrical parameters in applications requiring stability and accuracy. Designed for panel mounting, it is equipped with flat solder terminals and resistant to long-term use.

Adafruit 1890

Solar-powered communication node integrating LoRa, GPS and XIAO nRF52840 Plus microcontroller, ready to work thanks to pre-installed Meshtastic software. The device is equipped with a 5W solar panel and four 18650 batteries, which ensures reliable operation even in limited sunlight and makes it ideal for field work. Thanks to its long range (up to 8-9 km), support for many navigation systems and the possibility of expansion via the Grove interface, the P1-Pro will be useful in environmental monitoring, IoT, exploration and emergency communication. Seeed Studio 114993633

TCS34725 has RGB and Clear light sensing elements. An IR blocking filter, integrated on-chip and localized to the color sensing photodiodes, minimizes the IR spectral component of the incoming light and allows color measurements to be made accurately. Adafruit 1356

Compact 5V and 12V LED strip controller, supporting popular addressable models such as WS2812, WS2813 and WS2815. Compatibility with Seeed Studio XIAO boards and support for WLED and ESPHome applications allows easy integration with smart lighting and smart home systems. Thanks to the Grove interface and built-in security, the module is ideal for DIY projects, home automation and interactive lighting installations. Seeed Studio 105100021

Adafruit 1327

High-Flying WiFi module, IEEE802.11b / g / n, with integrated PCB antenna, RoHS. HF-LPB100-1