After several comments about users experiencing extremely short battery run times with the RYOBI 18V One+ 5-1/2 Circular Cordless Saw PCL500B, we decided to run two fully charged batteries in this mower until it stopped. This test revealed a discrepancy between Ryobi marketing hype and the real world results. Yet despite this difference, if used as designed this still may be the mower for you. Join us as we explore the Ryobi runtime claim.