Vintage large red lens panel lamp taking 10mm M.E.S. bulbs. Bulbs can be Neon or filament (no bulb supplied) Panel hole required : 20mm Diameter. Transparent red dome unscrews for bulb replacement. Total length (top of red lens to end of contacts) : 55mm Total height above panel : 20mm Status: Vintage NOS (New Old Stock) RoHS compliant: not known. **Great item fo that retro 1950's / 60 look ****