Black+Decker BESTA510 14 in. 120 V Electric String Trimmer - Ace Hardware
BLACK+DECKER 20V MAX Cordless 12" Lithium-Ion 3-in-1 Trimmer/Edger and Mower + 2 Batteries - Walmart.com
BLACK+DECKER 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