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Module with an AB class amplifier based on the Boomer® LM4853 system. It can work in two modes: mono (power 1.5 W, load 4 Ω) or stereo (power 300 mW, load 8 Ω). It has a potentiometer for power control and gain control for the left and right channel. SparkFun DEV-14475

The platform is based on the Atmega 32U4 microcontroller with a default Arduino compatible bootloader, 26 O / I ports and a microUSB port. Polol 3145

Miniature motor type MT64 without gear. The operating voltage ranges from 3 V to 6 V and draws 30 mA at 3 V

Gravity: I2C 3.7V Li Battery Fuel Gauge is a module for monitoring the parameters of the Li-ion battery allowing for precise measurement of the flow of charge to / from a 1-source source with an input voltage of 2.5-4.2V. DFRobot DFR0563

Liquid level sensor (up to 124 mm) with analog output. The output voltage varies in proportion to the liquid level. The measuring element is placed in a plastic housing. Adafruit 3828

Spray "VIDEO 98" with a capacity of 400 ml, produced by Micro Chip, is a specialized preparation designed for cleaning magnetic heads in audio and video devices such as VCRs, cameras, and tape recorders. Regular use of this product helps maintain high-quality playback and recording by eliminating contaminants and deposits that may affect sound and image quality. The preparation is easy to use and effectively removes dirt, ensuring long-lasting and reliable operation of the equipment

60W soldering iron with tip temperature regulator placed in the handle. It has temperature control from 100°C to 400°C. Elwik LERT-24

Module of a small fan driven by a DC motor. The set includes two propellers with a diameter of 60 mm. M5Stack Fan Unit

Module with a button, LED diode and a yellow cap. DFRobot DFR0029-Y

SEN0162 This UV Sensor with GUVA-S12SD chip is suitable for detecting the UV raditation in sunlight. It can be used in UV Index Monitoring, DIY project, UV-A Lamp Monitoring, Plants growing Environmental monitoring...etc.

Expansion board for WRTnode computer with 4 USB ports and 100Mb Ethernet interface. Shield has connectors with SPI, UART, I2C interfaces. DFRobot DFR0352

Module with a digital temperature and humidity sensor based on the SHTC3 system. Communication takes place via the I2C interface. SparkFun SEN-16467

A mini module with a Qwiic connector designed for Raspberry Pi minicomputers. Qwiic SHIM uses a unique connector that snaps into the GPIO connector for a secure, solder-free connection. SparkFun DEV-15794

The expansion module is designed for micro:bit board. Controller: bit offers a fully functional controller module with a design based on a classic Nintendo controller. SparkFun DEV-16129

The compact (0.4″ × 0.5″) D24V5F1 synchronous buck voltage regulator takes input voltages between 3 V and 36 V and efficiently reduces them to 1.8 V while allowing for a maximum output current of 500 mA. This regulator offers typical efficiencies between 75% and 90%. The pins have a 0.1″ spacing, making this board compatible with standard solderless breadboards and perfboards.

The compact (0.4″ × 0.5″) D24V5F6 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 6 V while allowing for a maximum output current of 500 mA. Pololu 2844

C-mount mirrorless lens. Focal length 35 mm, FoV 18°. Designed to work with the Raspberry Pi HQ camera. ArduCAM LN052

8-digit, 8-segment LED display module with 16-level brightness adjustment. Communication via the I2C interface. DFRobot DFR0646-R

Set of 10 cables, 30 cm long, for analog sensors compatible with the Gravity standard. DFRobot FIT0031

Module with a potentiometer with a rotation range of 300°. Equipped with a connector compatible with the Gravity standard. DFRobot DFR0054