RYOBI 40V 12 in. Cordless Battery String Trimmer with 2.0 Ah Battery and Charger RY40240 - The Home Depot
40V Max* 13 In. 2In1 Cordless String Trimmer/Edger With Powercommand Kit | BLACK+DECKER
Kobalt 40-volt Max 15-in Straight Battery String Trimmer (Battery and Charger Not Included) in the String Trimmers department at Lowes.com
WORX POWER SHARE 40-volt Max 13-in Straight Battery String Trimmer with Edger Conversion Capable 2 Ah (Battery and Charger Included) in the String Trimmers department at Lowes.com
40V Max* String Trimmer, 13-Inch, Tool Only | BLACK+DECKER
Amazon.com : RYOBI 40-Volt Lithium-Ion Brushless Electric Cordless Attachment Capable String Trimmer 4.0 Ah Battery and Charger Included : Patio, Lawn & Garden