DIY SIMPLE AUTOMATIC LIGHT USING PIR MOTION SENSOR. : 6 Steps (with Pictures) - Instructables
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Motion Sensor Water Tap Using Arduino and Solenoid Valve - DIY : 6 Steps - Instructables
Make an Simple Motion Sensor Relay Board (PIR) | Motion sensor lights, Motion sensor, Sensor
Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects: Amazon.in: Industrial & Scientific