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Why would light switch manufacturers write the words on and off on their switches? Is it not obvious if the light is on or off? - Quora
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2 Pack Illuminated 3 Way Light Switch, Decora Paddle Rocker Light Switch with LED Night Light, Automatic On/Off Sensor, 15Amp 120/277Volt, White - Amazon.com
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Isolated Wall Light Switch In The Off Position Stock Photo, Picture and Royalty Free Image. Image 18798091.
Why would light switch manufacturers write the words on and off on their switches? Is it not obvious if the light is on or off? - Quora
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160+ Light Switch Off Illustrations, Royalty-Free Vector Graphics & Clip Art - iStock | Turning light switch off, Light switch off vector, Light switch off icon
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