The REDLITHIUM™ USB Rechargeable Slide Focus Flashlight offers 2,000 LUMENS with fast beam control. The flashlight offers 4 different modes of TRUEVIEW™ High Definition Output that allows the user to maximise output or extend runtime up to 24 hours. Designed with a slide-focusing feature for easy and fast beam control, quickly slide from flood mode into spot mode with ease, giving you the ability to see up to 200 meters. The multi-functional rear power button offers battery indication, mode selection, and easy access to boost mode. With a simple double press of the button, you can access boost mode at any time. This feature helps you quickly illuminate an area with an extra blast of light when it is needed. With mode memory intelligence the flashlight powers up in the last mode used. Built for the toughest conditions, this water-resistant flashlight has an IP66 rating, dustproof, and is rated for 4m drops. The REDLITHIUM™ USB Slide Focus Flashlight is powered by the REDLITHIUM™ USB 3.0Ah Battery, providing all-day runtime, more recharges, and fast charge time. The REDLITHIUM™ USB Battery can be recharged in the flashlight via USB - C or swapped out with additional REDLITHIUM™ USB Batteries for virtually no downtime. The Slide Focus Flashlight is covered by a limited lifetime warranty.