Switch power supply, convert AC 110V / 220V to DC 48V.Dual input voltage: AC 110V / 220V. There is a switch, select the correct voltage before use.Continuous and precise output voltage.Short circuit protection, over load protection (105% ~ 150%), over voltage protection (115% ~ 135%).Widely as the power supply used for LED Strips, LED display, poster, industrial plants, etc. ONLY INDOOR USE!Specifications:Material: Metal caseInput voltage: AC 110V / 220V ± 15%Input frequency: 50 / 60Hzinput voltage: Cold 25A @ 115V AC 50A @ 230V AC Startoutput voltage: DC 48Vsetting the output voltage: ± 10%output current: 8.3Acurrent range: 0 ~ 8.3Aoutput power: 400 Wworking temperature: - 40 ~ 65 degrees Celsiusstorage temperature: -20 ° C - + 60 ° CHumidity: 20% ~ 90% RH non-condensingItem size: 21.4 * 11.3 * 4.8cm / 7.9 * 3.9 * 1.9initem weight: 704gpackage list: 1 * DC converterNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3 cm.