front-door-multisensor

Parts Used

Power Jack (5.5mm barrel)
Buck Converters‎ (LM2596)
DHT22 module
PIR sensor (HC-SR501)
N-Channel MOSFET (IRF530N)
Photoresistor
10kΩ Resistor
Reed switch
Siren (Large Tweety Pie - 119dB)
NodeMCU V3.0

Fritzing Sketch