R-Zilla SRZ100011515 Gooseneck Clamp Reptile Lamp Ulf Listed For Safety Features Ceramic Socket That Withstands Incandescent Lamps Up To 150 Watts Features heavy-duty clamp Clamp Lamp Equipped With Double-Wall Reflector Dome That Directs Heat Down To Your Pet 15" Long, Flexible Gooseneck Allows Greater Control Of Heat And Light