Image is Representational - See Manufacturer Specs | AC/DC 185W LED Power Supply - Output Voltage 48VDC at 3.9A - Constant Current/Constant Voltage � Input from 90 to 305VAC or 127 to 431VDC - No dimming function. HLG-185H-48A is a 185W AC/DC LED driver featuring a dual mode constant voltage and constant current output. This power supply operates from 90 to 305VAC or 127 to 431VDC. Voltage output is adjustable from 43 to 53VDC and current output adjustable from 1.95 to 3.9A. Thanks to the high efficiency up to 94%, it is able of operating from -40? ~ +90? case temperature under free air convection. The design of metal housing and IP67/IP65 ingress protection level allows this series to fit both indoor and outdoor applications. HLG-185H-48A has a typical lifetime of 62000 hours and a 7 year factory warranty.