Input voltage
208/220/230/240VAC
Frequency rang
44~56Hzor54Hz~66Hz,Default
Transfer time
Mains-Battery 0ms,inverse-bypass 4ms
Battery voltage
Built-in 2*12V 7AH Battery
Display interface
Liquid crystal display,Support operation mode/load/power/input/output
Operating humidity
20%~95% no condensation