Ryobi P107 One+ 18 Volt Compact Lithium Ion 1.5 Ah Battery

Compared to 18V Ni-Cd (P100):. Up to 35% more runtime. Charge only with 18V ONE Dual-Chemistry chargers. 45% lighter weight reduces user fatigue. Holds charge 4X longer. Ryobi 18V Onetm System introduces the next generation in lithium-ion performance. Lithiumtm batteries improve the performance of Ryobi 18V ONE power tools beyond simply extending the runtime. This compact battery improves the performance of Ryobi 18V ONE tools by increasing torque up to 15%. They provide up to 35% more runtime, hold a charge 4X longer and are 45% lighter weight than Ni-Cd batteries. Lithium batteries have extreme weather performance to continue work in harsh conditions and an on-board fuel gauge to Check Your Charge TM before the work begins. Lihtium batteries provide fade-free power for maximum performance throughout the charge. Best of all, like all 18V ONE batteries, Lithium batteries work with every Ryobi 18V tool ever made.