Air Conditioner Reminder

Introduction: Air Conditioner Reminder

Remember to close the air conditioner before you go outdoor.

This device will put in front of the door when you get closer to the door, an LED light bulb will light up.

Supplies

LCD screen

Light bulb

Light sensor

Step 1: Structure

connect the wires and program

Step 2: Set Up Light Sensor

You need to set up the light sensor to measure the distance is working or not.

Step 3: LCD Screen

Set up the LCD screen, it can tell you the distance when you put your hand in front of the light sensor.

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