Panasonic (National) Small Round Light Bulb. This small, low-wattage bulb is designed for long life. Suitable for locations requiring long periods of illumination, such as night lights, residual lights, and lanterns. Base: E12 Rated Life (h): 8000 ● Long-lasting!! 5000 hours → approximately 8000 hours! The contents are fine, but the outer film is cracked. *See photo*