These RYOBI ONE+ 18V Lithium-ion HIGH-PERFORMANCE 2Ah batteries provide up to 2X more runtime, 30% more power, and run cooler compared to our standard lithium-ion batteries to provide long-lasting reliability and better performance in over 225 ONE+ tools. These HIGH-PERFORMANCE batteries also feature the most advanced onboard battery electronics that monitor voltage, temperature, and current to extend the life of the battery. When you pair these HIGH-PERFORMANCE batteries with any ONE+ HP tool, advanced technology allows them to communicate to provide the best performance possible that powers through heavier applications and protects against overloading and overheating. They perform in extreme weather temperatures and are engineered to be impact resistant.