Uninterruptable 850 VA power supply for PC’s Automatic output voltage regulation (AVR) LED status indication Short circuit protection Surge, spike and lightning protection Audible and visual alarms Overcharge and overdischarge protection UPS type: line interactive Input: AC 220V±25%, 50Hz/60Hz ±10% Output: AC 220V±10%, 50Hz/60Hz ±0.5% (on battery) Switching time: no more than 10 ms Backup time: up to.20 mins (depends on the load) Battery: 151 x 65 x 95 mm, sealed lead-acid 12V/8Ah x 1 pc Charge time: up to 12 hours Sockets: 2 x Schuko output (CEE 7/4) Operating conditions: 0°C~40°C, at humidity 10~90%RH non condensing Power: 850 VA (510 W) Dimensions: 280 x 140 x 100 mm Product weight: 5.5 kg "Cold-start" function