Best sellers

The MQ-2 sensor allows the measurement of gas concentrations such as propane, butane, methane, LPG as well as alcohol and smoke. Sensor measuring range: up to 10,000 ppm

Provides quick component selection for electronic projects. An ideal choice for repair services, workshops, and technical education.

Aluminum Standoff: 1" Length, 4-40 Thread, M-F (4-Pack)

Kinetic 6F22 alkaline battery (9V voltage) 1 piece. Weight 47g

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 7.5 V and a maximum input of up to 2 A. Pololu 4943

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

The STM32F412 Discovery kit (32F412GDISCOVERY) allows users to easily develop applications with the STM32F412 high performance MCUs with ARM® Cortex®-M4 core

A power supply module with an input voltage of 6 to 12 V and a configurable output voltage of 5 V or 3.3 V. It has holes with a 2.54 mm louver. Ideal for use with a contact board. SparkFun PRT-21297

Zeenko ZK06-BM is a portable, low-noise RF amplifier with battery power, operating in the 10 MHz – 6 GHz band. It offers high gain stability, good overload resistance and full compatibility with spectrum analyzers, including tinySA ULTRA. Particularly recommended for measurement applications and antenna systems.

BMI270 3-axis accelerometer and gyroscope module. The chip is a low-power IMU optimised for wearables, providing precise acceleration measurement, angular velocity measurement and motion-triggered interrupt functions. Equipped with a Qwiic connector, it communicates via an I2C interface. SparkFun SEN-22398

LiPo battery monitor module based on the MAX17043 chip. Allows the voltage and state of charge of the battery to be measured. SparkFun TOL-20680

Espressif ESP32-C3 WiFi module board. It offers 4 MB of Flash memory and 400 kB of SRAM, as well as an RGB diode. It is equipped with a STEMMA QT connector. Adafruit 5700

Module with a 4-inch touch display that uses two MCU systems (ESP32-S3 and RP2040) and supports Wi-Fi and BLE communication. The board is equipped with USB Type C, I2C (Grove) and analog inputs interfaces and can easily connect to other peripheral devices. Seeed Studio 114993069

NUCLEO-WBA55CG is a low-power STM32 development board with Bluetooth LE, Thread, and Zigbee support, designed for IoT projects. ST morpho and ARDUINO Uno V3 connectors enable flexible expansion and rapid prototyping.

Multifunctional tool for crimping connectors for AWG 1.5 / 2.5 / 6.0 wire and for removing insulation from wires 0.75 / 1.0 / 1.5 / 2.5 / 4.0 / 6.0mm. HY-033

This adapter allows you to connect two SATA 3.0 drives to the Raspberry Pi 5 via a 16-pin PCIe interface. The device operates as a HAT+ and is automatically detected by the Raspberry Pi OS without the need for driver installation. It supports 2.5" and 3.5" drives, offers speeds of up to 6 Gb/s, and is fully compliant with AHCI 1.2 and NCQ. Ideal for building NAS servers, data storage systems, and IoT projects. Waveshare 31882

Adapter with micro SD card slot. It is equipped with connectors compatible with Teensy LC, 3.0, 3.1, 3.2, 3.5 and 3.6 boards and WIZ820io or WIZ850io Ethernet modules. WIZ820-SD-ADAPTOR

A small module based on a 32-bit microcontroller with an ARM Cortex M7 core. It has a microSD slot and an Ethernet chip. Version with access to secure software updates. PJRC TEENSY41-LOCK

A professional tool for crimping 8p8c telephone plugs. Solidly made, simple and convenient to use, it allows you to cut and remove insulation. HT210