Specifications:Power:5WBase Diameter:35mm/1.38inchInput voltage:15-17VCurrent:300mAMaterial:Aluminum,Plastic Color Temperature:Pure White(6500K)LED Type:Surface Mounted Devices 5730Package Content:5 x LED Aluminum Base Description:This is led aluminum board for ceiling light, downlight,spot light etc.High Power LED, saving power,very low heat generating.Low consumption, high brightness.Special for indoor lighting.In use process need to have the cooling module.Note: The arrangement of lamp beads may be different, so this will delivery randomly.