Metal shell and IP67IIP65 high protection grade design suitable for indoor or outdoor applications. Can be used for LED street lighting, LED overhead lighting, parking lot lighting, LED fishing lights, LED greenhouse lighting. Equipped with a variety of functional options (such as several dimming methods) to design flexibility for the lighting system DC voltage: 24V, Constant current range: 12-24V, Rated current: 6.3A, Rated power:151.2W, Ripple and noise: 150mVp-p, Voltage adjustment range: 22~27V, Voltage accuracy: +1.0%, Linear adjustment rate: ±0.5%, Load regulation: ±0.5% HLG-150H-24A is a 150W LED AC to DC power supply with constant current output and constant voltage output design as its main features It can work at an input voltage of 90~305VAC. It has a high conversion efficiency of up to 94%. It adopts a fanless design and can work under natural air cooling /rise time: 1000ms, 50ms/115VAC 500ms, 50ms/230VAC (at full load); Type B: 1000ms, 200ms/115VAC 500ms, 200ms/230VAC (at 95% load), Holding time 16ms (at full load) 230VAC/115VAC, Current adjustment range: 3.8~6.3A: can be adjusted by internal potentiometer (type A only), Voltage range: 90~305VAC or 127~431VDC, Frequency range: 47~63HZ, Efficiency: 93%, Weight: 2.40634558973 pounds, Manufacturer: Oewwthy