VTL3100P: Our most popular 3100 Lumen light has been upgraded to 3500 lumens! The VTL3500P offers BOTH a flood beam at 120° AND a narrow beam at 10°! The light is controlled by a reliable push-button on/off switching system with 4 levels of brightness for the wide beam, 1 level for the narrow beam, and 1 for the red beam. The light also has a built-in battery indicator, it comes with a sturdy Goodman-style glove for hands-free operation, a standard 1" ball joint for easy camera set-up, a removable yellow filter, a Lithium ion battery and charger. Our battery design makes it easy to remove and replace the battery in-between dives with an optional spare battery.