Progress Lighting Dark Sky Shield Light Accessory, Black

Converts most wall & chain hung lanterns to a sky friendly fixture, when installed, no light is emitted above 45 degrees | Helps to reduce light pollution from outdoor or exterior fixtures | Size: 2-7/8-Inch Diameter by 3-3/8-Inch Height | Cast Aluminum material | WARRANTY: Our 1-year Limited Warranty guarantees your complete satisfaction with your purchase and includes professional after-sales customer service support. Make your purchase today to begin your journey to a whole new lighting experience!