1) Type of headlight 2) Weatherproof headlight
Found on
https://www.crosswordclues.com/clue/sealed-beam
A sealed beam is a type of unitized lamp with a parabolic reflector, one or more filaments, and a glass or polycarbonate lens all permanently attached together and sealed. Originally introduced for road vehicle headlamp service, sealed beams have since been applied elsewhere. Halogen sealed beam lamps have an inbuilt halogen lamp with the filament...
Found on
http://en.wikipedia.org/wiki/Sealed_beam
No exact match found.
