Introducing the Honeywell 7.4 V Li-Ion Battery, designed for optimal performance and reliability. With a capacity of 1620 mAh, this standard battery is compatible with the PR2 and PR3 devices, ensuring seamless operation. The manufacturer part number is 318-049-001, and it is produced by Honeywell, a trusted name in technology and innovation. Upgrade your devices with this high-quality battery for enhanced efficiency and longevity.