... current overload protection Automatic switch and transfer time: AC line to inverter, inverter to AC line, and ten minutes transfer time Compliant ... or load)Charger: Rated input voltage: 230V AC, (160 to 270V), 50Hz 110V AC, (80 to 130V), 60Hz Input power: 1.3A ... to 250Ah Battery type: for charging 12V lead acid batteries only Thermal protect (fan on): 65, ±5°C Performance: micro-processing switching ...