Pack contents 10 SW420 vibration motion sensor modules included per pack for multiple projects and applications Key benefits Reliable vibration detection in a compact form Long trigger duration for consistent activation in alarm scenarios Robust comparator output with clean signals and drive capability over 15 mA Easy integration with various relay modules Small footprint for easy placement in space constrained projects Specifications and compatibility Model: SW420 vibration motion sensor module Output: comparator output with strong drive capability over 15 mA Size: PCB footprint 2.0 cm x 1.4 cm Pack: 10 modules per pack Application compatibility: suitable for interfaces with relays and microcontrollers Use scenarios Home and office security: mount on doors, drawers, or windows to detect movement and trigger alarms or notifications Machinery and equipment monitoring: place on small motors or devices to identify unusual vibrations and initiate alerts or control actions DIY projects and education: integrate into microcontroller, robotics, or prototyping setups where a compact vibration sensor is needed Notes Each pack provides multiple modules for quickly scaling projects or testing ideas Designed for straightforward integration into existing electronics projects without occupying excessive space