http://www.ebay.com/itm/251488999384I bought one last year . Great unit to have .
Excellent excellent price . Home Depot wants $99. Sears $179.
I paid $69 last year and thought that was a great
Worx is selling this direct on Ebay.
The battery is charged for 45 minutes when in use plenty time to trim large areas of grass
I also suggest you buy an extra spool . Its made of nylon and contact with cement wears out the spool eventually.