Power consumption: 0.5w Forward current: 40mA Voltage: 12-.0-12.6v Lumen output:50-58lm Wafer brand: Cree; Showa; TW Chimei Housing: 5051 Viewing angle: 120 Lumen efficiency: 110-130lm/w Worldwide patent authorization on chip and phosphor Application range: General lighting Project lighting Protable lighting Automotive, aircraft and train interior lighting Flash light for cell phone/camera