550VA - 300watts 120VAC output 6 receptacles RJ11 Cable RJ45 To USB Cable Backup power for up to 28 minutes Surge protected In original box, works really well for those pesky short term power outages that shut your computer off instantly causing you to lose whatever you were working on. Don't have actual instruction manual but have PDF of the manual. Software not needed to use the battery backup. $20 OBO