Walmart offers the Earthwise Cordless 10" String Trimmer, model no. OPP00110, for $49.98. Opt for free Site-to-Store pickup to dodge the $4.97 shipping charge. (Free shipping is available with $50 or more at Walmart. Amazon has it for a penny more.) That's the lowest total price we could find by $10. It features a single feed .065 line, 2-volt 1.7 AH NiCad battery, 9000 RPM rotation speed, and telescopic handle.