This is a brand new GLOW LIGHT by Exo Terra (14cm Width) Sturdily constructed with a metal reflector, heat resistant type GU-10 ceramic socket, and a spring-loaded swivel head clamp. The inside of the reflector is coated with a higly reflective, luminous coating that continues to glow after the lamp is turned off, depending on the strength of the bulb Halogen Clamp Lamp and Glow Reflector (with free bulb) exo-terra 35w (rrp 12.99) Day-light and night glow fixture in one Provides long lasting luminous reflective glow Heat resistant, type GU-10 porcelain light socket1 For use with Exo Terra Sun Glo Daylight Lamp (included), as well as other types of halogen bulbs (max 50w)