The HPC16WNA automotive bulb is a single beam lamp that utilizes halogen technology. It has one filament and a P16.5s base. The nominal power of this bulb is 12 volts and 16 watts. It is commonly used as a replacement for parking lights, turn signals, and other similar applications. This bulb is typically used in reflector headlights and has a lifespan of around 1-2 years. The name HPC16WNA signifies that the bulb is a halogen bulb with a P16.5s base and a nominal power of 16 watts. The bulb produces around 270 lumens and has a color temperature of 3200K. This bulb is not interchangeable with other bulb types.