Module with a matrix LED RGB 7x17 display (119 LEDs) designed to work with the Raspberry Pi. It uses two LED drivers and communicates via the SPI interface. Pimoroni PIM498

Zeenko ZK08-BM is a low-noise, wideband amplifier with a built-in battery, intended for operation in the 50 MHz – 8 GHz range. It provides high signal gain and compensation of losses in antenna paths. Thanks to its compact design and battery power, it performs excellently in mobile and measurement applications.

Finder 62.82.8.230.4300 is a 2P 16 A power relay with a 230 V AC coil and Z-type contacts. Intended for industrial automation applications, it offers high reliability, durability and operational safety thanks to the increased contact gap and 6 kV insulation.

Male terminal block, angled, 10-pin. Pitch 3.5mm. Height 9.2mm. KF2EDGR. Set of 5 pieces

GMS/GPRS 2G module operating in a wide frequency range of 850/900/1800/1900 MHz. It supports numerous protocols, including TCP, UDP, PPP, FTP, HTTP, SMTP, NITZ, PING, NTP, SSL, MQTT. Based on the latest MTK chipset, it is optimized for low-power IoT applications. Quectel M95FB

5.5mm diameter endoscope camera with 2m rigid cable. Offers 480p resolution and has a waterproof lens. It can work with Android devices as well as Windows and MacOS computers

Magnetic switch (reed switch) enclosed in a plastic housing. It has a compact structure and low weight. DFRobot SEN0481

ARM Cortex-M3 CPU, 256kB Flash, 96kB RAM, USB OTG HS, 2xCAN, 6xUART, 3xI2C, 3xSPI, ADC, DAC, STM, LQFP100, RoHS

Simple and versatile module that converts I2S audio signals into analog signals, making it ideal for driving speakers with up to 3.2W of power.

A GFSK transceiver operating in the ISM 2400 ... 2483.5 MHz frequency range. Powered by a voltage of 1.9 ... 3.6 V, the pins are goldpin connectors. It has a built-in PCB antenna. HOPE MICROELECTRONICS RFM75-S

ARM Cortex-M3 CPU, 512kB Flash, 128kB RAM, USB OTG HS, 2xCAN, 6xUART, 3xI2C, 3xSPI, ADC, DAC, STM, LQFP144, RoHS

HAT with TB6612FNG engine controller and PCA9685 PWM controller designed for Raspberry Pi minicomputers. The board is equipped with a 40-pin connector characteristic of Raspberry Pi, making it compatible with all minicomputers with this connector. Waveshare Motor Driver HAT

Module with 15 RGB LEDs WS2813 Mini. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 104020172

Allegro\'s TMR sensor module enables precise, non-contact current measurement without breaking the circuit. It offers high sensitivity, low power consumption, an analog output proportional to the magnetic field, and a threshold detection (FLAG) function. Its compact design, AC/DC support, and easy installation make it ideal for energy-efficient and safe current monitoring systems. Pololu 5355

Single-color LED strip driver. It allows you to control strips with LEDs powered with voltage from 12 to 24 V using built-in buttons

DC-DC Step-Up converter U3V40F5 with an output voltage of 5 V, an input voltage of 1.3 to 5 V and a maximum output current of 4 A. Pololu 4012

Zeenko ZK04-UM is a compact low-noise RF amplifier operating in the 100 kHz – 4 GHz range, powered via USB-C, featuring high linearity and low noise levels. Ideal for amplifying antenna signals or as a preamplifier for spectrum analyzers such as the tinySA ULTRA, especially above 3.5 GHz.

Module with Flash memory W25Q128 with a capacity of 128 Mbit (16 MB). It communicates via the QSPI interface. Adafruit 5634