Introducing the Spare Battery 4500mAh designed specifically for the RS38 device. This high-capacity battery ensures your device stays powered throughout the day, providing reliable performance for all your needs. With the manufacturer part number KBRS381455501, this battery is produced by CIPHERLAB CO., LTD., a trusted name in the industry. Upgrade your device's power source with this efficient and durable battery, perfect for enhancing productivity and ensuring uninterrupted usage.