Greenworks’ G-MAX 40V 4.0Ah battery is down at $130 (Reg. $160), more from $80

As part of Amazon’s early fall Prime Day deals, you can find a handful of Greenworks 24V, 40V, and 60V batteries seeing up to 41% discounts (rounded up for you below), like the G-MAX 40V 4.0Ah Battery down at $129.99 shipped. Down from $160, this particular battery was out of stock from mid-May to mid-August, with the discounts we’ve seen after that period only having gone as low as $140. While we did see it dip to $109 during the March Big Spring Sale, you’re still getting a solid 19% markdown