Synergy Digital Power Tool Battery, Compatible with Ryobi BPL3640 Power Tool, (Li-ion, 40V, 3000mAh) Ultra High Capacity, Replacement for Ryobi BPL3626 Battery - Walmart.com
7.0Ah For Ryobi 36V 40V HP Li-ion Battery BPL3626 BPL3626D BPL3640 BPL3640D | Upgraded | Ryobi, Battery, Led indicator