Amazon.com: RYOBI - 1 x Lithium + 36 V Battery Compatible with all 36 V Max Power Gardening Tools - 4.0 Ah - Individual Charge/Discharge Cell Management and Regulated Energy - BPL3640D2 : Tools & Home Improvement
RYOBI ONE+ 18V HIGH PERFORMANCE Lithium-Ion 4.0 Ah Battery (2-Pack) PBP2004 - The Home Depot
RYOBI 36V TEARDOWN BPL3640 - YouTube
Amazon.com: RYOBI - 1 x Lithium + 36 V Battery Compatible with all 36 V Max Power Gardening Tools - 4.0 Ah - Individual Charge/Discharge Cell Management and Regulated Energy - BPL3640D2 : Tools & Home Improvement