The Mean Well HLG-120H-C1050B is a high power LED driver, rated for 165W at 85-264VAC, PF>0.9. It is a constant current driver designed for AC input and suitable for damp, dry, or wet locations. It has an output voltage of 42-53V DC and an output current of 1050mA, which can be adjusted between 310-2030mA. With a power factor of =0.9, an efficiency of 90%, and a no-load power draw of <0.5W, the driver is ideal for LED lighting applications. It is approved by UL, TUV, and CE, and comes with safety features like short circuit and overheating protection. Its aluminum case design helps dissipate heat and ensures a long lifetime.