The product is a 10 pack of turn signal light bulbs by Philips, specifically model number 3156CP. These light bulbs have a wattage of 26.9 W and operate at a voltage of 12.8 V. They are suitable for turn signal lights and are universal fitment, making them compatible with various vehicles. With incandescent lighting technology and being Dot approved, these light bulbs provide reliable performance for your car or truck's turn signal system. Plus, with free shipping included, you can easily upgrade your vehicle's lighting with this quality product.