The Power Walker VI 850 SE offers complete protection and high power density in a small, economical package. Automatically The UPS can be started without the supply of power. In addition, this UPS Provides on RJ-11 surge protector and features environmentally friendly energy- saving feature. Equipped with a voltage stabilizer, this UPS is always a clean and stable power to the attached devices and is perfect for use at home or for small business applications.