Tic T500 USB is a stepper motor driver based on the MP6500 chip. It allows you to control the stepper motor whose voltage on the coil is 4.5-35V, the maximum current per coil is up to 1.5A. The controller can be controlled by: USB, TTL, I2C, RC (PWM model) etc. Pololu 3134

Module with 17x7 LED matrix display (119 LEDs) designed to work with the Raspberry Pi. It uses the IS31FL3731 driver and communicates via the I2C interface. Pimoroni PIM334

Module with liquid level sensor. The set includes a current-voltage converter that generates an analog signal. DFRobot KIT0139

Module with heart rate sensor, SpO2 (oxygen saturation) and smoke levels. It is based on the MAX30101 chip and communicates via the I2C interface. Pimoroni PIM438

Non-contact liquid level sensor. It allows you to detect liquids without the need to immerse the sensor in the liquid. Digital output. DFRobot FIT0212

Methane sensor module made in MEMS technology. It allows gas detection in the range of 1 to 10000 ppm and has an analog output. DFRobot SEN0565

Audio module with DAC, headphone amplifier and display, designed to work with the Raspberry Pi. It is based on the PCM5100A system and communicates via the I2S interface. Pimoroni PIM482

Module with ammonia sensor made in MEMS technology. It allows gas detection in the range of 1 to 300 ppm and has an analog output. DFRobot SEN0567

Set for IR communication. It consists of an IR receiver module and a remote control. DFRobot DFR0107

Module with green LED, digitally controlled. Perfect for people starting to play with Arduino. Equipped with a Gravity interface. DFRobot DFR0021-G

Two-channel ESC controller for brushed motors. It can deliver 40 A and has wires terminated with an XT60 connector

Analog voltage divider module. It enables a 5-times reduction of the input voltage. DFRobot DFR0051

The single-mode (SM) fiber optic patchcord with LC and SC connectors in a duplex configuration is a high-quality cable designed for fast and reliable data transmission in fiber optic networks. Made with OM4 fiber and featuring an LSZH jacket, it ensures low attenuation and high bending resistance, making it ideal for telecommunications, data centers, and other professional network installations. FO-LUSU-MD41-0020-VT

8x16 LED matrix equipped with colored LEDs and a driver. It is powered by 5 V and communicates via the I2C interface (Gravity connector). DFRobot DFR0522

Advanced wireless communication module, based on the Bluetooth 5.4 stack (Bluetooth® Low Energy, BLE), which was designed using the efficient Nordic NRF52805 SOC system. The module offers support for the UART interface, available only in peripheral mode, which allows for effective operation as a data bridge (Data Bridge). Sparkfun WRL-25467

The adapter allows you to charge DELL laptops with a 4.5x3.0 mm connector using a USB-C PD charger. It is compact, easy to use and allows charging at up to 100W, if the power supply allows it. Before use, it is worth making sure that the power supply has the appropriate power. Akyga AK-ND-C10

Module with a button, LED diode and a green cap. DFRobot DFR0029-G

The Lanberg HDMI M/M V1.4 cable, 1.8 meters in length, is made from CCS (copper-clad steel) conductor, ensuring reliable audio-video signal transmission in the HDMI 1.4 standard. Available in a bulk package containing 10 units, it is an ideal choice for wholesale applications or professional installations. CA-HDMI-13CC-0050-BK

Step-Down Voltage Regulator D24V25F5. Pololu 2850