1,Constant current 2,Output: 3W,12V 3,IP67,IP68 4,Certification: CE,RoHS 5,2 years ... cable 0.75*150MM Pictures Feature1.LED switching power supply using pulse width modulation (PWM) switching technology designed to ensure power supply ... ≤ 50MV. 3. Efficiency above 80%, temperature ≤ 25 °C. 4.LED switching power supply with overvoltage protection, short circuit protection, overload protection ...