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
Greenworks 24V 12 inch Cordless String Trimmer/Edger with 2.0 Ah Battery and Charger, ST24B210 - Walmart.com
BLACK+DECKER 20V MAX Cordless Battery Powered 2-in-1 String Trimmer & Lawn Edger Kit with (1) 2Ah Battery & Charger LST300 - The Home Depot
RYOBI ONE+ 18V 13 in. Cordless Battery String Trimmer/Edger with 4.0 Ah Battery and Charger P2080 - The Home Depot