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Aluminum tape, 50 m long and 2 cm wide. It is used to protect components during soldering with hot air

UART-RS232 converter module. It enables communication of Arduino boards with industrial modules. DFRobot DFR0258

32-bit microcontroller from the STM32C0 family with ARM Cortex-M0+ core, 32kB Flash memory, 12kB RAM memory, 48MHz, 2 x USART, timers, ADC, comm. I/Fs, 2-3.6V LQFP-32

32-bit microcontroller from the STM32C0 family with ARM Cortex-M0+ core, 16kB Flash memory, 6kB RAM memory, 48MHz, 2 x USART, timers, ADC, comm. I/Fs, 2-3.6V SON-8

32-bit microcontroller from the STM32C0 family with ARM Cortex-M0+ core, 32kB Flash memory, 6kB RAM memory, 48MHz, 2 x USART, timers, ADC, comm. I/Fs, 2-3.6V SON-8

32-bit microcontroller from the STM32C0 family with ARM Cortex-M0+ core, 32kB Flash memory, 6kB RAM memory, 48MHz, 2 x USART, timers, ADC, comm. I/Fs, 2-3.6V TSSOP-20

Miniature module with MicroSD card slot dedicated to QT Py and Xiao boards. Adafruit 5683

Controller module dedicated to Arduino boards. Equipped with 4 buttons, a two-axis joystick and an Xbee connector. DFRobot DFR0008

A 4-channel I2C expander module, which is based on the TCA9546A chip. It allows connecting several devices with the same address to a single I2C interface. Adafruit 5663

Evaluation kit with WiFi/Bluetooth module BLE ESP32-WROOM-32U. The board is equipped with a USB-UART converter, which through the microUSB connector allows you to power and program the board. Espressif ESP32-DevKitC-32U

An 4-channel I2C expander module, which is based on the TCA9546A chip. It allows connecting several devices with the same address to a single I2C interface. Adafruit 5664

Ethernet transceiver module based on LAN8720 chip. It communicates via the RMII interface. Waveshare LAN8720 ETH Board

A handy digital multimeter that is used to measure electrical quantities such as AC and DC voltage, resistance, capacitance and frequency. It has a small LCD display, backlighting, as well as functions for automatic range change, measurement stop and circuit continuity test. Aneng A3003

Integrated capacitive fingerprint sensor communicating with the external system via the UART interface. The module has a rectangular-shaped sensor field and takes a fingerprint image with a resolution of 160x160 pixels (508dpi). Waveshare UART Fingerprint Sensor (E)

A digital multimeter that is used to measure basic electrical quantities such as AC and DC voltage, AC and DC current, resistance and capacitance. It has an LCD display and backlight, as well as functions for automatic range change, NVC test and circuit continuity test. Aneng M118A

A digital multimeter that is used to measure electrical quantities such as AC and DC voltage, AC and DC current, resistance, capacitance and frequency, and temperature. It has an LCD display and backlight, as well as functions for automatic range change, measurement stop and circuit continuity test. Aneng AN8009

Antenna with built-in LNA amplifier with high sensitivity, for mounting in a device using a GPS module. The antenna has a 110mm cable, terminated with a U.FL plug (IPEX). Dimensions of the device: 8 x 8 x 7mm

A small module with QRE1113GR reflective sensor. The sensor is made of IR LED and phototransistor IR. With its help, it is possible to determine the brightness of the position over which it is located, it can be used, for example, to detect a black line in Linefollower robots. SparkFun ROB-09453

Converter adapter with cable Akyga AK-AD-38 mini DisplayPort (m) / HDMI (f) 15cm. Akyga AK-AD-38