This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor.

32-bit microcontroller from the STM32G0 family with ARM Cortex-M0 + core, 128kB Flash memory, 36kB RAM, up to 64MHz timing and I2C, SPI, UART / USART interfaces, LIN, IrDA, I2S, DMA, Motor Control PWM, Temp Sensor in LQFP64 housing. STMicroelectronics STM32G071RBT6

USB - UART converter based on the PL2303GS chip. Compatible with 1.8 V, 2.5 V, 3.3 V and 5 V, it is equipped with a micro USB connector. Waveshare PL2303 USB UART Board (micro) V2

Energy-saving 24 GHz sensor LD2410S based on FMCW technology and the Doppler effect, designed to detect human presence and micro-movements in real time. Thanks to the built-in AI algorithm and a range of up to 8 meters and a wide detection angle (±60°), it is perfect for building automation, smart lighting and IoT devices. It supports UART and GPIO interfaces, offers very low power consumption (from 0.04 mA in standby mode) and allows configuration through intuitive tools, making it ideal for integration in modern projects.

32-bit ARM Cortex-M0 microcontroller, 128 kB flash and 8 kB SRAM, 40 segment x 4 LCD driver, NXP, LQFP100, RoHS

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 6 V and a maximum input of up to 2 A. Pololu 4942

The MPI-01 miniature industrial relay ensures high reliability and functionality, meeting the requirements of industrial insulation and safety standards. Finder 55.34.8.230.0040

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 3.3 V and a maximum input of up to 2 A. Pololu 4940

3.5" LCD IPS display with touch screen. The display is equipped with an SPI interface for image display and touch screen operation. Resolution 480x320 pixels. Waveshare 3.5inch RPi LCD (B)

GMS/GPRS 2G module operating in a wide frequency range of 850/900/1800/1900 MHz. It supports numerous protocols, including TCP, UDP, PPP, FTP, HTTP, SMTP, NITZ, PING, NTP, SSL, MQTT. Based on the latest MTK chipset, it is optimized for low-power IoT applications. Quectel M95FB

Its a mini HDMI decoder board which you can use as an all-in-one display driver for TTL displays, or perhaps decoding HDMI/DVI video for some other project. This breakout features the TFP401 for decoding video, and for the touch version, an AR1100 USB resistive touch screen driver. Adafruit 2218

Touch keyboard module with 16 buttons based on the TTP229 chip. It is equipped with a connector with derived signals and a power supply diode

Micro SD card module

The official camera module designed to work with Raspberry Pi minicomputers. Equipped with a Sony IMX708 sensor with a resolution of 12 Mpx and a lens with a viewing angle of 75 ° with autofocus. Version without IR filter. Raspberry Pi SC0875

USR-SF1005 is a 5-port unmanaged Ethernet switch supporting 10/100 Mbps speed, ideal for reliable data transmission in small office and home networks. With store-and-forward technology and metal housing, it provides optimal data flow, protection against electromagnetic interference and simple plug-and-play installation

The module is equipped with three 5A / 250VAC relays controlled by digital outputs. Relay contacts are led out to ARK screw terminals. Designed to work with NVIDIA Jetson Nano. Waveshare 3-CH Relay for Jetson Nano

The Sunon SF23080AT2082HSL.GN 230 V AC axial fan provides efficient cooling with low noise and high reliability. It is suitable for industrial and electronic systems, including applications requiring compliance with UL94 and ECE R-118 flammability standards.

Waveshare BLE4.0 Bluetooth 2.4G Mother Board, provides I/O expansion connectors and various interfaces. BLE400

Switch module with an interlock. DFRobot DFR0423

3-Pin Female JST PH-Style Cable (30 cm) with Male Pins for 0.1" Housings