Battery Backup

[ming]

$30 shipped for 550VA Battery Backup.
Its good for someone that doesn't want to break the bank for a larger one and doesn't have anything else.

http://www.circuitcity.com/ccd/productDetail.do?oid=177693

 

[KathyC]

I see this says 'up to 65 minutes @50 watts'. How long does something like this last if someone uses it to simply keep a single ..say Koralia 2 @9 watts p/h that they have pointed towards the suface of the water ...running?
Just curious