... years 4). CE&RoHS 12v 1w mr11 led spot lightSpecification Type 1w led spot light mr11Input VoltageAC/DC ... famous brand,It is used to test lamp's lumen, consumption. Power factor, input current and ... .2). Second, during production period, before lamp's final assembling, each lamp we make aging testing ... 5hours,5hours again after lamp's final assembling, before final package, each lamp ...