... 1 :2years warranty 2:CE ROHS 3:Life time:5000h JDR E27 15SMD 5050 1:Base type:E27/E142:Material:aluminum3 ... bulb,5w saving energy bulb, and to take1 kw*h,3w led needs 333h,60w common bulb 17h,5w saving energy ... poisonous gas 4,environmental friendly. No CO2,Green, replacement gain.5,developing trend. Low power supply, good care to our earth ...