Capacity: 1500 VA / 900 W Input voltage range: 220/230/240 V: 145–290 VAC ±5 VAC Input frequency range: 50 Hz / 60 Hz (automatic detection) Output voltage range: 220/230/240 V: 198–242 VAC Output frequency (battery mode): 50 ± 0.5 Hz / 60 ± 0.5 Hz Waveform: PWM (battery mode) Transfer time: Typical 2–6 ms, max. 10 ms Battery: 2 units · 12 V 9 Ah Charging time: 4–6 hours to recover 90 % of capacity Protection: Battery low voltage · Overload · Short circuit Functions: Auto restart on mains recovery · Silent mode · Auto charging (offline charging) Management / Communication: USB port Unit dimensions (mm): 345 × 122 × 192 Inner box dimensions (mm): 405 × 195 × 280 Master carton dimensions (mm): 415 × 410 × 298 Net weight (1 unit): 10.2 kg