Onforu 45W UV LED Blacklight Bar with Plug, Ultroviolet Black Light Tube with Switch, Wall Lights for Dance Party, Stage Lighting, Body Paint, Photography, Fluorescent Poster, Neon Glow

Uv wavelengths comparable to the old style fluorescent ones I have, so the same sort of glow in the room. But these have at least twice the power and so reactive objects pop a lot more. Would take these over the old style any day