PMW3901 Optical Flow Sensor - module with an optical motion sensor

Module with STP201M motion sensor with pedometer function. Built on the basis of an accelerometer and MCU, dedicated to sports bands and smartwatches

Module with PIR EKMC4607112K motion sensor, power consumption in standby mode up to 170 uA. SparkFun SEN-17372

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

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

A small module with a PAJ7620U2 gesture detection sensor. Can recognize up to 13 gestures. Communication via the Gravity I2C interface. DFRobot SEN0315

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

The module is based on the Acconeer XM125 radar, which uses 60 GHz radar technology, offering distance measurement up to 20 meters and recognition of objects and their movement speed. The sensor is characterized by low power consumption, making it ideal for battery-powered devices, and also allows for various detection modes, such as level measurement or human presence. Supported by the Arduino library and the Acconeer Exploration Tool, the module provides support for monitoring, debugging and configuration, offering a wide range of applications from smart homes to advanced robotics and security systems. SParkFun SEN-24540

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

Motion detection module featuring Panasonic\'s EKM series PIR sensor. The EKM series is optimised for detecting small movements and is ideal for detecting movement in a small area around the sensor. It offers digital output in 32 zones with a detection distance of 5 m and a detection area of 90° x 90°. SparkFun SEN-22000

Digital sensor for measuring accurate and drift-free angular displacement. It is constructed from highly durable medical-grade silicone elastomers. It communicates via an I2C interface. SparkFun SEN-15244

Module with the PIR EKMB1107112 motion sensor, the standby power consumption of up to 1 uA. SparkFun SEN-17373

A small module with a PIR motion sensor. It allows detecting movement within a maximum range of 6 meters (default up to 3 meters). The measuring angle is 120 degrees. The module has a connector in accordance with the Grove standard. Seeed Studio 101020020

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-23253

The GR10-30 sensor module, which can recognise up to 12 user gestures from a distance of up to 30 cm. It supports communication via both UART and I2C interfaces. DFRobot SEN0543

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