https://www.greenworkstools.com/pro...r-w-4-0ah-2-0ah-battery-rapid-charger-renewed Refurbished/Used: Greenworks 80V 21" Cordless Battery Self-Propelled Lawn Mower with 4.0Ah Battery, 2.0Ah Battery & Charger on sale for $379.99 - $56.99 (15%) when you apply promo code SDNEWSLETTER15 in cart = $322.99. Shipping is free.