Optocoupler module (slot sensor)

Module with a gesture sensor PAJ7620U2, which allows to recognize up to 13 gestures. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020083

Universal weather station for measuring wind speed and direction, temperature, humidity and atmospheric pressure, compatible with micro:bit, Raspberry Pi, ESP32 and Unihiker controllers. It has 16 MB of internal memory, which allows for 160 days of data storage at a minute sampling rate, and data can be exported via USB Type-C port. The sturdy metal casing with a waterproof protective coating and compatibility with tripods make the station ideal for field atmospheric research and educational projects. DFRobot EDU0157-EN

Module with a human presence and movement sensor designed based on the STHS34PF80 infrared sensor. Enables monitoring of radiation and ambient temperature within an 80° field of view. The sensor can precisely detect movement and presence within a range of 4 m. It uses the I2C or SPI interface for communication and has built-in Qwiic connectors. SparkFun SEN-22494

Module with trackball and RGB backlight. It has a built-in button and is perfect for building your own mouse, for example. Pimoroni PIM447

Advanced 60 GHz radar, capable of detecting human presence, falls, posture and vital signs such as heart rate and breathing – even when motionless. Ceiling-mounted and compatible with platforms such as Arduino or ESP32, it is ideal for healthcare systems, especially for monitoring sleep and the safety of the elderly. DFRobot SEN0623

A 24 GHz FMCW radar with Wi-Fi 802.11b/g/n and Bluetooth 5.0 BLE support, enabling precise detection of motion and human presence. Equipped with an integrated detection algorithm and a RISC processor with SPI, UART, I²C, PWM, and GPIO interfaces, it provides flexible configuration and reliable communication in IoT systems. With a wide operating temperature range (-40°C to +85°C), a built-in radar antenna, and WPA3 support, the module is ideal for smart homes, building automation, and security systems.

Module with PIR S16-L221D motion sensor. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020353

Module with PIR motion sensor SR-602. It can detect movement up to 5 meters

The MR60FDA2 sensor kit uses 60GHz mmWave technology to reliably detect falls and people. It offers Home Assistant integration thanks to the XIAO ESP32C6 module and pre-installed ESPHome firmware. Equipped with a BH1750 light intensity sensor, RGB LED indicator and the possibility of expanding with Grove sensors, it is ideal for monitoring health, safety and home automation. Seeed Studio 114993388

The RCWL-0516 microwave motion sensor module uses microwave technology to detect motion through obstacles, offering high sensitivity and a wide detection range. It is ideal for use in security systems, home automation, and electronics and robotics projects. RCWL-0516

Module with vibration sensor LDT0-028. The board is equipped with a Grove connector and has a digital output. Seeed Studio 101020031

Finder 18.31.8.230.0031 is a PIR sensor for flush mounting, controlling a single NO contact rated at 10 A at 230 V AC. Ideal for automatic indoor lighting control, it is mounted in suspended ceilings and ensures reliable and safe operation.

A sensor for measuring the wind speed. It has a built-in Hall sensor and enables measurements in the range from 0 to 32.4 m/s. DFRobot SEN0483

Doppler radar module with 24GHz transceiver. It allows for precise distance measurement and motion detection. The board communicates via the UART interface. Seeed Studio 101990883

Crowtail-Mini PIR Motion Sensor 2.0 is a miniature digital PIR sensor with a built-in DSP and RFI filter, intended for motion detection in compact systems. It is used in alarms, lighting control and robotics.

A modern module that enables gesture control and detects the presence of people, ensuring privacy and fast offline interactions. Equipped with a camera and an AI processor, the sensor recognizes 5 hand gestures and detects up to 10 faces within a range of 3 meters, supporting I2C and UART communication, making it an ideal solution for IoT, smart homes and touchless systems. DFRobot SEN0626