... : 3.0~3.6V 3.Power: 3W Specifications9W bulb LED driver Universal input voltage Constant Current Output OCP/OVP/SCT ... UL, CE, etc.C series - 9W Built-in bulb LED driver, 9~22V, 420mAFeatures90~264V universal input voltage 420mA constant ... and external type for optionsSafety & EMCComply with UL8750 & EN61347 Comply with EN55015, EN61003-3-2, EN61547Applications: LED spot light, bulb light, etc. LED 3W ...