Meind 24v 20a 480w Switching Power Supply for Led Strip Light Input Ac100v-240v Dc 24v Output Fixed switching frequency 24V 20A 480W switching power supply Universal AC input / Full range Protection: Short circuit / Over load / Over voltage Cooling by fan 100% full load burn-in test 110V / 220V is selected by switching before power on, please check the input voltage to avoid damage.