The Streamlight 44351 Battery is a high-performance lithium ion battery designed for use with the Streamlight Vulcan 180 flashlight. This rechargeable battery provides up to 10 hours of continuous runtime on the low setting, making it ideal for extended use in a variety of settings. With the ability to be recharged up to 500 times, this battery is a cost-effective and environmentally friendly choice for those who rely on their flashlight regularly. The built-in LED fuel gauge allows you to easily monitor the battery life, so you can plan ahead and avoid running out of power when you need it most. The durable construction of this battery ensures reliable performance in tough conditions, making it a great choice for outdoor enthusiasts, first responders, and anyone who needs a reliable source of light. Whether you're camping, hiking, or working in lowlight conditions, the Streamlight 44351 Battery is a must-have accessory for your Vulcan 180 flashlight.