Max continuous power£º400W. Surge capacity (peak power): 800W NO load current draw:¨Q0.1A Waveform: Modified sine wave Input voltage:DC11V-15V AC receptacle:110V/60HZ OR 230V/50HZ Best useful efficiency: more than 90% Over-voltage, overload, short-circuit and over-temperature protection and lack voltage shutoff. Cover: Aluminum