Introducing the Honeywell spare battery, a reliable and high-performance power source for your CT45, CT45XP, CT40, and CT40XP devices. With a capacity of 4020 mAh and a durable metal battery latch button, this spare battery ensures long-lasting power and secure attachment. Weighing only 0.1kg, it is lightweight and easy to carry. Trust in the original product with the art no. 318-055-067 from manufacturer HONEYWELL. Upgrade your device with this efficient spare battery and never be caught without power again.