Philips 150W Frosted Medium Soft White A21 Incandescent Rough Service Light Bulb

A21 silicone-coated work light bulb is ideal for dramatic accents and display lighting, as well as general lighting in a variety of applications. Rough service incandescent lamps have an exceptionally strong filament which makes these lamps extremely suitable for places where shocks, bumps and vibrations frequently occur. A21 bulb shape, medium base.