The Sylvania 12817 116 Watt Traffic Light Bulb Is An Affordable, Long-life Lamp. A Triple Reinforced Filament Ensures The Bulb Will Resist Vibration And Last Its Rated 8,000 Hours While Its Brass Base Prevents The Lamp From Freezing In Its Socket Is A Major Advantage For Traffic Signals. Please Note That This Lamp Should Only Be Operated In A Horizontal Position.
