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TWTADE/ 3Pcs Green Energy Saving LED Indicator Light, Signal lamp, Flush Panel Mount 7/8" 22mm AC/DC 110V(Quality Assurance for 3 Years)AD16-22DS-G: Amazon.com: Industrial & Scientific
GASHER 12V/24V/110V 20mA Energy Saving Indicator Light Mounting Hole Size 16mm Green Yellow Red Blue White 10 Pcs: Amazon.com: Industrial & Scientific
Amazon.com: TMP1105 8mm Flat Plane Head LED Metal Indicator Light 8mm Waterproof Signal Lamp 6V 12V 24V 220v Red Yellow Blue Green White (Color : Red, Size : Big face) : Industrial