Module with 16-channel PCA9685 servo driver designed for Raspberry Pi minicomputers. The board is equipped with a USB Type C power connector. SparkFun DEV-15316

Evaluation kit with Bluetooth 5.0 Sparkfun Artemis module. Equipped with a microphone, kmaers and accelerometer. SparkFun DEV-16828

Step-Down converter with input voltage up to 36 V which effectively reduces it to 3.3 V, while maintaining current up to 500 mA. Pololu 2842

10M08DAF256C7G is a versatile MAX® 10 FPGA from Altera with 8000 LEs, 178 I/Os, and embedded RAM, ideal for compact, high-integration digital designs

80 W audio signal converter that reduces the speaker signal from the player to the level of RCA inputs. It allows you to connect to an external power amplifier. TSK TD-22

Gravity: UART Infrared CO2 Sensor is a high precision CO2 sensor. It uses the UART interface for communication. It allows to measure CO2 content in the air in the range of 0 ... 50000ppm. DFRobot SEN0220

Video switch that allows you to connect 3 input devices to one HDMI receiver. The input signal can be selected using a button on the casing or the included remote control. Lanberg SWV-HDMI-0003

C-mount lens. Focal length 50mm, FoV 10°(H), 7°(V). Designed to work with the Raspberry Pi HQ camera. ArduCAM LN054

LM386 audio amplifier module. It is supplied with the voltage ranging from 4 to 12 V. The set includes an 8 Ω, 0.5 W loudspeaker. DFRobot DFR0064

4-digit, 8-segment LED display module with 8-level brightness adjustment. Communication via the I2C interface. DFRobot DFR0645-G

Module with an infrared sensor MLX90640 - a measuring matrix with a resolution of 32x24 pixels. It offers an accuracy of 1°C and a viewing angle of 110°x75°. Communication with the sensor takes place via the I2C interface. Pimoroni PIM366

Module with an analog MQ8 hydrogen sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0133

Module with a color LCD IPS display with a screen diagonal of 1.14" and a resolution of 240x135 px, dedicated to the Raspberry Pi Pico. It communicates via the SPI interface. Pimoroni PIM543

Pulse generator module based on the NE555 system with frequency control using a potentiometer. It is powered with the voltage ranging from 5 V to 12 V

Module with a relay and WiFi communication. Compatible with ESP-01 or ESP-01S

The RoboClaw motor controller can control a pair of brushed DC motors using USB serial, TTL serial, RC or analog inputs. Integrated dual quadrature decoders make it easy to create a closed-loop speed control system. This version can supply a continuous 7.5 A per channel (15 A peak). Pololu 3284

Module with an analog light sensor. It consists of a photoresistor and a LED. Equipped with a Gravity connector. DFRobot DFR0022

The compact (0.4″ × 0.5″) D24V5F15 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 15 V while allowing for a maximum output current of 500 mA. Pololu 2847

Module with a buzzer (without generator) controlled by a digital interface. It allows you to generate simple sounds by changing the frequency of the control signal. DFRobot DFR0032

UART-CAN converter module based on the TJA1050 transceiver system. It allows for communication, for example, of a microcontroller via the CAN bus