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 Interactive UPS Salicru SPS.3000.ADV RT2 2700 W at the best price. Links: RS-232 USB USB 2.0 RJ45 AC x 9 C20 coupler Power: 2700 W 3000 VA Type: Interactive UPS Power strip Overcurrent protection Tower Plug-in Product: Yes Plug Type: EU Nest Country/Region of Production: Spain Color: Black Features: Automatic shut-off Interactive Integrated fan Cold start Overload indicator LED Operation Indicator Year: 2018 Output Voltage: 240V AC Input Voltage: 280V