Ensure your Rapid Release Pro 3 is always ready for action with the Pro 3 Battery. This high-performance lithium-ion battery provides a run time of 1.5 to 2 hours, allowing for extended and uninterrupted sessions. Keep a spare battery on hand to maximize your device's efficiency and never miss a beat during your treatments. Reliable, long-lasting power is at your fingertips with the Pro 3 Battery.