Module with 25 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4125

Isolated DC-DC power module designed for safe powering of sensitive electronic circuits, offering galvanic isolation up to 3kVRMS, 5V or 5.5V output voltage, and output current up to 300mA. Pololu 5414

32-channel IO expander with 7 analog inputs. It communicates via the USB interface. Enclosure included. Numato Lab GP320001E

Module designed for the XIAO development platform. It acts as an advanced human presence sensor, using FMCW technology to detect human targets in a specific space. The module offers a maximum detection distance of up to 5 meters and a wide detection angle of ±60°. Seeed Studio 101010001

The Akyga AK-ND-C06 adapter allows you to transform the USB-C connector into a 3.0x1.0 mm plug, typical for some older Acer and Samsung laptops. Allows you to charge devices with a power of up to 100 W using the universal USB-C PD charger. Before use, it is important to make sure that the power supply you are using has the appropriate power. Akyga AK-ND-C06

Module with an absolute pressure sensor LPS25HB. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4530

Addressable LED strip controller based on the RP2350A microcontroller with dual Arm Cortex-M33 cores up to 150 MHz. It supports popular WS2812/Neopixel and APA102/Dotstar LEDs and allows for powering and programming via USB-C with current up to 3 A. It features screw-type LED connectors, a built-in RGB LED, user buttons, and a Qw/ST connector for connecting I2C sensors. Pimoroni PIM723

The TEC1-12712 Peltier cell is an advanced thermoelectric module, powered by 15.4V and conducting current up to 12A, which allows for effective cooling and heating at large temperature differences. With a cooling power of 116W, it is ideal for applications in processor cooling systems, lasers, LED modules and thermoelectric coolers.

The TEC1-12709 Peltier cell is a reliable thermoelectric module powered by 12V, conducting current up to 9A, enabling precise cooling and heating with a large temperature difference. With a cooling power of 72W, it is ideal for applications in cooling systems for processors, LED modules and optoelectronic devices, where temperature stability is key. TEC1-12709

Module with a UV light sensor LTR390-UV. It allows you to measure the intensity of ultraviolet radiation and visible light. It communicates via the I2C interface. Waveshare UV Sensor (C)

Module with 16x10 RGB LED matrix display (160 diodes) designed to work with the Raspberry Pi Pico. Communicates via a digital interface. Waveshare Pico-RGB-LED

intelligent gesture recognition module equipped with an IR camera module PAG7646J1, PAG7661QN (ISP) and a LED for backlighting. Recognizes and interprets hand gestures by recognizing the image recorded by an infrared camera. Seeed Studio 101991067

Photoelectric encoder in the form of a slotted sensor, a disc plow. It allows you to measure the rotational speed

Module with CO2, temperature and humidity sensor SCD-40. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 5187

IPS 7" LCD display with touch screen. Equipped with DSI interface for image display and I2C interface for touch screen. Resolution 1024x600 px. Housing included. Waveshare 7inch DSI LCD (C) (with case A)

ARM Cortex-M0+ CPU, Low power, 64kB Flash, 8kB RAM, USB, 2xUSART, 2xI2C, 2xSPI, ADC, STM, LQFP64, RoHS

Module with OV5647 sensor cooperating with ODROID-M1. It uses a built-in movable IR-CUT filter that is turned on and off automatically depending on the lighting conditions. Odroid M1 MIPI-CSI Camera Kit

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