Ryobi 40V 6.5Ah Lithium-Ion Battery + Rapid Charger Combo — Compatible with OP401, OP4040, OP4050A 40V Yard Tools

High-capacity 40V 6.5Ah lithium-ion battery delivers extended runtime so you can tackle longer, tougher jobs between charges. The package includes an advanced rapid charger that restores power much faster than standard chargers, minimizing downtime. Designed for broad 40V compatibility, this unit works as a direct replacement for lower-capacity 40V batteries and is suitable for most 40V cordless outdoor yard tools, including models OP401, OP4040, OP4050A. Integrated protection circuitry guards against overcharging, over-discharging, overheating, and short-circuiting to promote safe use and longer battery life. Built to endure outdoor use, the battery features a rugged construction aimed at dependable seasonal performance.