LED Down light: 1.Housing: Aluminium material with white outer surface, good heat conduction. 2.Reflector:Silver reflector,beaming angle:50° 3.Input Voltage:100VAC-240VAC.High efficient and wide voltage constant current driver keeps stable current of the product. 4.Working Temperature: 0 +35 5.Life Time:40,000hours (brightness maintenance rate 70%) 6.Color Temperature: 4200K(white), 3300K(warm white) 7.weight:680g 8.Package: White Box 9.This product works as an replacement of traditional Down Light. It can be widely used for hotel, restaurant ,commercial & home lighting etc. 10.Notes: 1)This product can not realize dimmer effect.2) The thickness of ceiling material should be 5-25mm .3) No sundries around, no cover on the Down Light due to heat sinking concern.