48V 50W LED lamp driver Features/ Functions Switch mode with universal input voltage 2- ... , EuP Certifications: UL, CUL, GS, CE, BS, SAA, EK, PSE, CB, FCC, EMC, C-tick, RoHS General SpecificationsInput :100-240VAC, 50/60Hz ... for 2 seconds No load standby power ≤0.5W Efficiency: 85% Min. Temperature: Case 75 °C Max. Operating temperature: -29°C ... 0; MAJ 0.25; NIN 2.5 Warrenty: 2 years LED lamp driver