RYOBI ONE+ 18V 12 in. Cordless Battery 3-in-1 Mower, String Trimmer, and Edger (Tool Only) P20016BTL - The Home Depot
18V ONE+™ 16" MOWER - RYOBI Tools
RYOBI P1140S-2X 13 in. ONE+ 18-Volt Lithium-Ion Battery Walk Behind Push Lawn Mower & String Trimmer - 4.0 Ah Battery/Charger Included - Walmart.com
RYOBI ONE+ 18V HP Brushless Whisper Series 20" Self-Propelled Dual Blade Walk Behind Mower-(6) 4.0 Batteries and (3) Chargers P11100-BK - The Home Depot