The Brushless ONE+ Chainsaw from Ryobi - OCS1830 - YouTube
RYOBI ONE+ HP 18V Brushless 10 in. Cordless Battery Chainsaw and 110 MPH 350 CFM Leaf Blower with 4.0 Ah Battery and Charger P2520-BLW - The Home Depot
Ryobi Brushless 18V One+ OCS1830 Bar Chainsaw 30cm No Accu 4892210147820 | eBay