PowerWalker VI 2200 is a Line- Interactive UPS which provides high performance and reliable and cost-effective backup power protection. The UPS can be automatically started up without AC power supplied. In addition, this UPS provides RJ11/RJ45 surge protection, and green power function forenergy saving. Equipped with a voltage stabilizer, this UPS will continue providing clean and stable power to connected equipment and is perfect for any home or SMB (small medium business) application.- Super smart charger to shorten charging time- Built-in boost and buck AVR- Simulated sine wave- Auto restart while AC is recovering- Off-mode charging- Cold start function- USB communication port- RJ11/RJ45 surge protection- Monitoring software included- LED Display show UPS status- Green function for energy saving