RYOBI ONE+ 18V 4.0 Ah Power Tool Battery, 2 Pack

RYOBI ONE+ 18V 4.0 Ah Power Tool Battery, 2 Pack Up to 3X more runtime compared to the 1.5 Ah standard lithium-ion battery Integrated LED fuel gauge to monitor remaining runtime Delivers fade-free power in extreme weather conditions Robust construction to protect against impact Lithium-ion chemical composition resists drainage when idle