Litheli 20V 12" Cordless String Trimmer, Battery Powered Grass Trimmer & Wheeled Edger with 2.0Ah Battery and Charger - Walmart.com
CRAFTSMAN 20-volt Max 13-in Straight Cordless String Trimmer Edger Capable 2 Ah (Battery and Charger Included) in the Cordless Electric String Trimmers department at Lowes.com
RYOBI 25 cc 2-Stroke Attachment Capable Full Crank Straight Gas Shaft String Trimmer RY253SS - The Home Depot
String trimmer - Wikipedia
4QL® 26.5 cc 4-Cycle Gas Powered String Trimmer, 18-Inch Cutting Width – SENIX Tools