Question: Does it work outside?
Answer: Yes! It has a good glow. It isn't wide, but works well!
Question: Does the tape charge in the roll, or does it have to be unrolled and charged to work?
Answer:This tape is treated with a luminous substance and glows all by itself. No charging is required.
Question: I plan to use this on my basement stairs. There is no natural light source. The only light is a light bulb. Will this work there?
Answer:This production gets its light source from other light and "stores" it. If you left the light bulb on for a bit, this tape would definitely work well on your stairs after you turned the bulb off.
Question: Is this tape compatible with LED lighting?
Answer:Yes absolutely! LED charges it longer actually.
Question: Can this be used as a reflector on a bike? Will it reflect car lights?
Answer:Yes! This tape glows in the dark and is not metallic or reflective. It glows pretty brightly for a tape though.