Bluex Bulbs 2 Pack LED Black Light Bulb, 9W A19 E26 Blacklight Bulb Level 385-400nm, Body Paint, Glow in The Dark LED Light Bulb Neon Glow Fluorescent Poster Black Bulb (2 Pack) - -
20pcs Neon Indicator Lamps 6*16 Mm Neon Glow Lamp Mains Indicator Red Standard Miniature Neon Bulb Indication With Resistor 220v - Diodes - AliExpress
Neon glow lamps: more than simple light sources
Neon lamp - Wikipedia
Neon glow lamps: more than simple light sources
1 Chicago MLW NE-51H Neon Glow Lamp Light Bulb 105-125V, 1/7W Needs 47K Ohm R | eBay