If you are a lover of computer science and electronics , you like to stay up to date with technological news and you do not miss any detail, buy the APC SRV2KI-E 1800W Interactive UPS at the best price. Plug-in Product: Yes Plug Type: EU Nest Type: Interactive UPS C13 Color: Black Product width: 145 mm Technology: VRLA LCD Cable length: 1.5m Frequency: 50/60Hz Noise level Lc IEC: 50 dB Properties: Overload indicator Links: USB RJ45 Power: 1800W Device length: 40 cm Power Supply: AC Voltage: 48 V 220 V 110 V Output Voltage: 240V IP Rating: IP20 Charging time approx.: 4 hours