Feature: Housing: Aluminum body with white outer surface, Body Color: Silver and Black, good heat conduction. LED Source: 3pcs 1W high power LED from Nichia, 80-90LM per LED Available color: White and Warm White Reflector: Argentate color, beaming angel:38 degree Panel: Made from transparent plexi-glass. Light transmittance can be over 93%. Input Voltage:24 VDC. Current: 350mA Working Temperature: -20 - +40 centigrade degree Life time: 40,000 hours, brightness maintenance rate 70% Color temperature: 5000K (white) and 2800K (warm white) Color Rendering Index : 78ra (5000K), 84ra (2800K) Weight: 180g; Package: White Box. This product works as an replacement of traditional downlight. It can be widely used for hotel, restaurant, commercial & home lighting etc. Remark: This product can not realize dimmer effect. The thickness of ceiling material should be 5-25mm. No sundries around, no cover on the downlight due to heat sinking concern. Different shapes are available