Rough Service - Frost - 10,000 Life Hours - 1,050 Lumens - 130 Volt - 4 Pack
10,000 Hour, 5 Filament Supports Resist Shock and Vibration, Nitrogen Argon Gas Prevents Lamp Blackening and Light Loss, Brass Base Prevents Corrosion and Freezing in the Socket, Premium Quality Tungsten Filament for 20 Month Operation