Sun Joe 13 in. 4 Amp Electric Corded String Trimmer/Edger TRJ13STE - The Home Depot
Sun Joe 24-volt 10-in Straight Battery String Trimmer with Edger Conversion Capable 2 Ah (Battery and Charger Included) in the String Trimmers department at Lowes.com
Sun Joe 4-Amp 12-in Corded Electric String Trimmer at Lowes.com
Sun Joe 10" 24-Volt iON+ Cordless SharperBlade Stringless Lawn Trimmer with 2.0-Ah Battery and Charger | P.C. Richard & Son
Amazon.com : Sun Joe iON100V-16ST-CT 16 in. 100-Volt Max Brushless Lithium-iON Cordless String Trimmer, Tool Only : Patio, Lawn & Garden