Thumb Score: +4 Walmart [walmart.com] has HART 40V Cordless Supercharge Brushless 650 CFM Blower w/ (1) 5.0 Ah Lithium Ion Battery on sale for $148. Shipping is free. Product Description from Walmart For high-volume cleanup, you can count on HART's 40V SUPERCHARGE Brushless 650 CFM Blower to clear your yard quickly and efficiently.