... :E27 2.Material:aluminum+PC cover 5W High Quality Aluminum 220 Volt Led Light Bulbs LED Bulb Specifications:1,Material: aluminum ... :Super market, Office, meeting room, showroom, classroom, shopping mall,museum,cabinet etc.Factory and showroom pictureCompetitive Advantages1.Experienced technical staff 2 ... .bosunlighting.com and contact us freely. 5W High Quality Aluminum 220 Volt Led Light Bulbs