Streamlight ProTac 2L-X USB 500 Lumen Tactical White LED Flashlight Multi-Fuel Compatible Ten-Tap Programming Removable Pocket Clip Aluminum Housing Matte Black Finish Specifications and Features: Streamlight 88083 ProTac 2L-X USB Tactical Flashlight High Mode 500 Lumen Super Bright White Light, 6,800 Candela, 165m Beam Low Mode 40 Lumen, 600 Candela, 49m Beam Strobe for Signaling/Disorienting Ten-Tap Programming 3 Modes Mode 1: High/Strobe/Low Mode 2: High Only Mode 3: Low/High Multi-Fuel Compatible: Streamlight Lithium ION Batteries (PN 18650)/(2) CR123A Lithium Ion Batteries Battery Life is dependant on battery/mode High 3.25 hours with 18650 Batteries/ 2.75 hours with CR123A Low 30 hours with 18650 Batteries/30 hours with CR123A Strobe 4.5 hours with 18650 Batteries/3.25 hours with CR123A IPX8 Waterproof to 2m 2m Impact Resistance Tested Gasket Sealed Glass Lens Anti-Roll Head Removable Multi-Position Pocket Clip Durable Anodized Machined Aircraft Aluminum Construction Overall Length 5.14" Overall Weight 3.9oz with CR123A Batteries/4.4oz with 18650 Batteries Matte Black Finish Includes: ProTac HL 2L-X Flashlight StreamLight 18650 USB Battery USB Cord Nylon Holster Box Packaging