Discover the power of mobility with the JBL Professional EON ONE Battery MK2 Spare Battery. This battery is not only smaller and lighter than its counterparts, making it perfect for portable devices, but also boasts a proprietary size for enhanced reliability and performance. Enjoy up to 6 hours of uninterrupted use and a quick 3-hour recharge time, ensuring your device is always ready when you are. With a voltage of 36V, it's ideal for powering compatible portable speaker systems. Save time and keep the music going by opting for a recharge over a store run. Perfect for replacing older batteries easily, this is a must-have for on-the-go audio professionals. Don't miss out, power up today!