Only Pcb For Diy Pir Motion Sensor Switch 5v 30a l Type Relay buy tactile switch This high-quality switch is ideal

This high-quality switch is ideal for applications requiring custom settings and easy adjustment

acceleration up to 100m / s2

minimum wave

and other scenarios

Only Pcb For Diy Pir Motion Sensor Switch 5v 30a l Type Relay buy tactile switch This high-quality switch is idealThis DIY PCB is designed for hobbyists and DIY enthusiasts who want to create their own motion sensor based projects. The PCB is pre designed with the PIR motion sensor HC SR501, a BD139 transistor, a relay, a DC jack for input power, and an output connector for dry contacts. Applications: Home security systems: The PIR motion sensor can detect motion within a specified range, triggering the relay to activate a security system or alert the user.