BLACK+DECKER 20-volt Max 12-in Straight Battery String Trimmer with Edger Conversion Capable (Battery and Charger Included) in the String Trimmers department at Lowes.com
Black & Decker 20-Volt MAX Cordless String Grass Trimmer, Gear Drive, 12-In., Lithium-Ion Battery | Killingworth True Value
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