The 2397 automotive bulb is a single beam lamp that utilizes a halogen technology. It has one filament and a P14.5s base. The nominal power of this bulb is 12 volts and 10 watts. It is commonly used as a replacement part for parking lights and license plate lights. The bulb has a lifespan of approximately 2 years. The name 2397 signifies the wattage and base type of the bulb. This bulb is interchangeable with other bulbs such as 6418 and C5W. The bulb produces 100 lumens and has a color temperature of 2700 kelvins.