... Base type: E26/E27/MR16//GU102,Model:BS-70/71 BS-72/733,Dimension:Φ60*H112mm.4,Operating ... 10,Operating Temperature: -20 to 40 degree celsius.11,Lifespan:50000h12,CE and ROHS certifiedFeature: 1,Wide ... Environment-friendly and no UV or IR addiation. 3,Easy to install and maintain and normal base ... spot light in art display, museum jewelry counter. 3,Window display in fashion shop, fashion show, notebook ...