modHLK-LD2411S – 24GHz Human Presence Radar Sensor

Module with a PIR motion sensor. It allows you to detect movement at a distance of up to 8 meters with a viewing angle of 60°. DFRobot SEN0522

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.

IR optical sensor module based on a slotted optocoupler. It enables the construction of an incremental encoder

A set with a Doppler radar module and an XIAO ESP32C3 board designed for precise detection of human presence. It allows you to connect additional Grove sensors (analog or with an I2C interface) and expand the functionality. Seeed Studio 110061541

This is a simple to use motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. This unit works great from 5 to 12V (datasheet shows 12V). You can also install a jumper wire past the 5V regulator on board to make this unit work at 3.3V. Sensor uses 1.6mA@3.3V. SEN-13285

Module with a PIR motion sensor designed for M5Stack modules. It can detect movement up to 5 meters with a detection angle of 100 degrees. M5Stack U004

Waveshare Photo Interrupter Sensor is an IR optical sensor module with Schmitt trigger and a signaling diode allowing the construction of an incremental encoder. Waveshare Photo Interrupter Sensor

The modPhotoelectric sensor with an LM393 comparator and a 10 mm slot width enables reliable detection of interrupters in applications requiring pulse counting, position detection, and speed measurement. Thanks to its digital TTL output and mounting holes, it is suitable for direct integration with microprocessor systems. modPhotoelectric

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

Pmod PIR is a module with a PIR motion sensor (EKMC1601111), which allows you to detect motion up to 5 meters from the module. The sensor during operation is characterized by low power consumption. Digilent 410-389

3D Gesture Sensor (Mini) is an inductive gesture sensor detecting such effects as turning clockwise / counterclockwise or the direction of movement. It is powered by 3.3 ... 5V and the range of gesture detection is up to 5cm. DFRobot SEN0202

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

Doppler radar module with 24GHz BGT24LTR11 transceiver. The board is equipped with a Grove connector and communicates via the UART interface. Seeed Studio 109020021

PIR motion sensor module for Arduino and Raspberry Pi. DFRobot SEN0018

PIR infrared sensor. Reacts to the change of infrared radiation. Range up to 7m.

A compact module based on the PAA5160E1 sensor that provides precise motion data on two axes. It is supported by a built-in 6-axis IMU sensor and a microcontroller for sensor fusion algorithms. With exceptional performance, low error rate and support for the Qwiic interface, the sensor is an ideal solution for navigation in warehouse robots and other high-speed applications, and user-friendly programming libraries make it easy to integrate into projects. SparkFun SEN-24904