BLACK+DECKER EASYFEED 20-volt Max 12-in Straight Battery String Trimmer with Edger Conversion Capable 2 Ah (Battery and Charger Included) in the String Trimmers department at Lowes.com
Amazon.com : BLACK+DECKER 20V MAX String Trimmer and Edger, Cordless, 12 Inch, 2-Speed Control, 2 Batteries, Charger, and Spool Included (LSTE525) : Patio, Lawn & Garden
BLACK+DECKER 20V MAX Cordless Battery Powered 2-in-1 String Trimmer & Lawn Edger Kit with (1) 2.5Ah Battery & Charger LST522 - The Home Depot