1) Wattage 4W ,7W ,8W ,14W ,18W 2) PC housing, with light-media lens 3) Approved by CE, GS, ETL. 4) Offer 25000hrs life Under shelf; suitable for cabinet, kitchen, bookcase. Features:1) Wattage 4W ,7W ,8W ,14W ,18W 2) PC housing, with light-media lens3) Approved by CE, GS, ETL.4) Offer 25000hrs life 5) linkable design