High efficiency 31W LED Bulb Detailed Product Description B50 31W led Bulb 1.3W led Bulb 2.2 Years warranty 3.Cree Edison Epistar Bridgelux LED source 4.CE ROHS Fcc certificite B50 31W LED bulb lamp Base:E27 Material:6063 Aluminum and PC lamp shade Input voltage:86-265V AC Output current:350mA Power:31W(Instead of 30-35W halogen lamp) Beam angle:120-180 Life span:>50000H Light source: Edistar,Edison,Cree Luminous flux:24010%lm LED working temperature: