Sensors Walk

COLOR CODE:
Red= Switch related
Blue = Sensor related
Green= Many parts

Water Fountain
Light Switch
Elevator Button
Card slider/Scanner (magnetic)
Air conditioning 
Emergency Light
Smoke detector
Handicap Button (that opens door)
Visual Scanner 
Keyboard
Mouse
VCR players
Fire Alarm
Vehicles
Electric/Water meters
Ipads
Ovens
Alarm System
Security System
Speakers
Coffee Machine
Breaker Box
Microwave
Ice Cream Machine + Touch Screen
Emergency phone
Scooters
Ipod/Ear buds
Lift gate
Fan
Soda Machines/Snack machines
Laptops
Sprinkler System
Electronic Sign
Electronic bookshelves 
Book scanners/De-magnitizers
Escalator
Elevator
Electronic Door
Wireless Modem
Bike Light
Golf Cart
Street Light
Electronic Cigarette
Chainsaw
Walk Signal
Traffic Lights
Radio