Features: The SW520D Angles Sensors Module is design to accurately detect tilt and angles changes, providing reliable digital output for precise monitoring and automation tasks. Featuring a compactly design with only essential pin (VCC, GND, DO), this module offers easy integration for Robot and other microcontrollers, making it ideal for beginners and professionals alike. Suitable for hobbyists, engineers, and developers, this sensors module caters to anyone interested in creating responsive and interactives electronic projects. Perfect for use in robotics, automation systems, and security applications, the SW520D module ensures devices remain in safe operational state by detecting critical angles shifts. With its low power consumption and robusts interferences resistance, this module is perfect for long terms projects, ensuring consistent performances even in complex environment. Specifications: Component:Plastic Size:Approx.32x15mm/1.26x0.59inch Working voltages 3.3-5V Output form:digital switching output (0 &1) with fixing bolt holes for easy installation Using wide voltages LM393 comparator Package Includes: 2pcs Angles Sensors Module note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.