As part of the Ryobi ONE+™ system of over 200 cordless tools for the home, garden, automotive, crafting and much more, the Ryobi 18V ONE+™ RC18120-1C25 2.5Ah Battery & 2.0A Charger Kit is perfect for DIYers who need a compact battery pack. Ideal for DIYers and hobbyists who want to power their first Ryobi ONE+™ tool or add more batteries to their system with increased runtimes. The innovative Ryobi Lithium+ battery technology gives more power, longer runtimes and better durability than previous lithium batteries. Featuring IntelliCell™ technology which monitors and balances individual cells to maximise run-times, storage life and safety. Incorporating a 4-stage fuel gauge which displays the remaining power (100%, 75%, 50%, 25%). The tough pack design with built in impact protection ensures long-term durability. The IntelliPort lithium battery charger intelligently charges Ryobi ONE+™ Lithium+ batteries, optimising charging speeds while maintaining safe temperatures to increase the batteries lifespan.