Features: 【Precise Triggered Response】Features a high-sensitivity collision switches design, ensuring response is triggered even under minoring vibrating. Ideal for smart devices requiring rapid detection of environmental changes, such as automatic doors and security systems. 【Durable and Robust 】Constructed offering excellent wear resistance and impacts resistance, thereby extending product life. 【Wide Compatibility Design】Seamlessly integrates with various integrated circuits, supporting multi-platform applications, and resolvings compatibility issues between different devices. 【Simple Installation Structure】Can be quickly installed without complex tools, optimising the user experience and saving time and effort. 【Stable Output】Provides stable and reliabled transmission, avoiding misjudgments caused by unstable transmission. Specifications: Component： good conductivity and stability pcb Process: Precise manufacturing process reliability and durability. Parameters: 1. Vcc 3v-12v power supply, gnd power connection ground Package Includes: 1PC Motherboard module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.