Power up your Ryobi tools with the genuine Ryobi 18V ONE+ 4.0Ah Lithium Battery RB1840C, a reliable and efficient power solution for your equipment. This battery is compatible with the Ryobi ONE+ system, making it a versatile addition to your tool collection. The robust lithium-ion technology ensures a long-lasting charge, getting you through those demanding tasks with ease.

With a 1-year replacement warranty, you can work confidently knowing your battery is backed by Ryobi's commitment to quality. The 4 Ah capacity provides ample runtime for sustained use, and the 18 V output is designed to match a wide range of Ryobi tools, offering you a seamless experience in both home and workshop environments.