Battery RYOBI One+ EDGE RB1840E

Battery Edge 4.Ah Lithium+ 18V ONE+. Fits all Ryobi tools in the ONE+ 18V system. Tabless 21700 cells. The tabless cells maximize energy flow to the tool and during charging. Tabless cells combined with Ryobi Intellicell™ technology provide up to 50% longer runtime and more power. Ryobi Intellicell™ technology monitors and balances individual cells to maximize runtime, storage lifespan, and safety, while enhancing tool performance. The COOL-CORE PRO™ thermal management system keeps the battery 25% cooler, extends lifespan by 50%, and delivers power without loss in all conditions. Battery management – Ryobi's battery gauge is the easiest way for the user to manage their workload.