One pair of premium 2057A LED Light Bulbs. These premium Led bulbs replace a variety of other bulbs including 1157 2057 2357 7528 BAY15D light bulbs. These bulbs have 18 SMD LEDs that are mounted radially to create a 360° viewing angle. These Energy efficient bulbs last 30,000 hours that's 25 times longer than your stock bulbs. These bulbs produce 325 Lumens of light making them some of the brightest led bulbs in the market.