Presenting the Bayco Products USB558XL: This Rechargeable Tactical Flashlight is extremely versatile with three different modes - high, medium, and low. Additionally, an optional strobe feature is available, activated by pressing twice consecutively. This flashlight is equipped with a Cree LED capable of reaching up to 900 lumens on its high setting for a maximum of 2 hours. However, the battery life can be extended up to 16.75 hours when used in the low mode at 100 lumens.Impressively, the USB-558XL boasts an IP-X7 waterproof rating, and possesses resistance against chemicals, heat, and impact. For convenient charging process, this device features a carefully concealed collar that opens for direct USB access. During the charging period, the built-in indicator alters its color from red to green to signify a full charge.In addition to its rechargeable lithium-ion feature, the flashlight can alternatively run on 2 CR123 batteries, offering an impressive back up power option. Personal identification is enabled through an individual serialization applied on each flashlight. Included with the purchase are a 2\' USB charging cable, a lithium-ion rechargeable battery, and a carrier for the CR123 batteries (batteries not included).