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 STRING TRIMMER & BLOWER Kit - RYOBI Tools
RYOBI 40V HP Brushless Whisper Series 17 in. Cordless Battery Carbon Fiber Shaft String Trimmer (Tool-Only) RY402011BTL - The Home Depot
Amazon.com : BLACK+DECKER 40V MAX String Trimmer and Edger Kit, Cordless, 13 inch, 2-in-1, Battery and Charger Included (LST140C) : Patio, Lawn & Garden
RYOBI 40V HP Brushless 15 in. Cordless Carbon Fiber Shaft Attachment Capable String Trimmer with 4.0 Ah Battery and Charger RY40290 - The Home Depot