BLACK+DECKER EASYFEED 20-volt Max 12-in Straight Battery String Trimmer with Edger Conversion Capable 1.5 Ah (Battery & Charger Included) in the String Trimmers department at Lowes.com
Amazon.com : BLACK+DECKER String Trimmer with Auto Feed, Electric, 6.5-Amp, 14-Inch (BESTA510) : Patio, Lawn & Garden
Black+Decker LST522 12 in. 20 V Electric Edger/Trimmer Kit (Battery & Charger) - Ace Hardware
BLACK+DECKER ST4500 3.5 amp 12-Inch Electric Trimmer/Edger - Walmart.com
RopeSoapNDope. Black & Decker 12 In. Straight Shaft Corded Electric String Trimmer Edger