Specification 500W12V 500W24V 500W48V Input max voltage 15V 30V 60V Input min voltage 10V 20V 40V alarm voltage 10.5V 21V 42V Rated power >500W 30seconds emergency power >800W 2-second peak power >1200W Dimension 24.4 * 16.6 * 6.2 CM Weight 2Kg Output frequency 50H/60Hz +/-3% Output voltage 110V / 120V / 220V / 230V ±5% Efficiency 84 - 90% THD <3% Protection recover automatically 10seconds Working temperature -20~40℃