Tag Archives: motion sensor alarm

DIY Motion Sensor Alarm

    Components required : 1) 1 x Arduino Uno R3 Board (Buy here) 2) 1 x PIR Sensor (Buy here)3) 1 x Piezo Buzzer (Buy here)4) 1 x Mini Breadboard (Buy here)5) 2 x LED (Green & Red) with Resistors 220 Ohm Optional 1) Power Source (Battery with Snapper/DC Adapter) : 9-12V DC (Buy here)2) Tools (Buy here)3) Jumper Wires (Buy […]