... : 9.92V Constant output current: 315mA Output power: 3W Specification Input voltage: DC12--30VOuput voltage: ... Output power: 3WEfficiency: 97%Start Time:<1s Featuer High efficiency, long life span(over 30000hours), high stability Overheat ... protection,Output open-circuit protection, Output short-circuit protection CE, RoHS Compliant Application MR16, spot light, PAR light, LED ...