WORX Weed Wacker POWER SHARE 4Ah 20-volt 12-in Telescopic Battery String Trimmer with Edger Conversion Capable 4 Ah (Battery & Charger Included) in the String Trimmers department at Lowes.com
Amazon.com : Cordless Lawn Trimmer Weed Wacker - GardenJoy 12V Grass Trimmer Lawn Edger with 2.0Ah Li-Ion Battery Powered and Cutting Blade, Electric Weed Trimmer Tool for Garden and Yard : Patio,
DEWALT 60V MAX Brushless Cordless Battery Powered Attachment Capable String Trimmer Kit, (1) FLEXVOLT 3Ah Battery and Charger DCST972X1 - The Home Depot