Zoo-Med Powersun UV 160W FloodThe Zoo Med Powersun UV 160W Flood Lamp is a self ballasted mercury vapor lamp that emits UVA, UVB, and heat, all from a single source. It is designed to fit into a standard ceramic socket and does not require a ballast. This 160W lamp is particularly effective for large terrariums or bird aviaries, projecting UVB rays several feet from the lamp's surface. It features quality nickel plated threads to prevent corrosion and comes with a full one year