CRAFTSMAN V20 20-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 80 Volt 16-Inch Cutting Diameter Brushless Straight Shaft Grass Trimmer (1 x 2.0Ah Battery and 1 x Charger) Green 2112302/ST80L211 - Best Buy
Best Battery Powered String Trimmers & Weed Eaters | PTR
BLACK+DECKER 20V MAX Cordless Battery Powered 2-in-1 String Trimmer & Lawn Edger Kit with (1) 2Ah Battery & Charger LST300 - The Home Depot
Black & Decker 20V MAX 10 In. Lithium Ion Straight Cordless String Trimmer/Edger - Tawas Do it Best Hardware