... :Si Tian 4.Base: E27-B22 5.Type:U-Shape Lamp 18w Spiral-Shape Lamp18W,20W,23W,26W,28W ,40W,50W ... , 60W,75W,85W is option 2.8000 hour lifespan 3.No ... UV and IR radiation 4.CE and ROH18w Spiral-Shape Lamp 1.Model: ST-1992.Wattage:18w3.Brand name:Si Tian4 ... pictures ST-199 High quality gu10 11w 2700k energy saving lamp