Amazon.com : Ryobi One+ 18-Volt Lithium-ion Cordless Electric String Trimmer and Edger : Patio, Lawn & Garden
RYOBI ONE+ 18V 13 in. Cordless Battery Electric String Trimmer/Edger with Extra 3-Pack of Spools, 2.0 Ah Battery and Charger P20150-AC - The Home Depot
RYOBI 40V HP Brushless Whisper Series Carbon Fiber String Trimmer w/ Extra 5-Pack of Pre-Cut Line, 6.0 Ah Battery and Charger RY402110-AC - The Home Depot
RYOBI ONE+ 18V 10 in. Cordless Battery String Trimmer and Edger with 1.5 Ah Battery and Charger P2030 - The Home Depot