NiteCore MH27UV Bundle of USB Rechargeable 1000 Lumen LED Flashlight w/ Red, Blue, and UltraViolet Lights plus 2x CR123A Batteries Super bright 1000 lumens LED flashlight with four brighteness utilizing a CREE XP-L HI V3 LED Equipped with Versatile 500mW ultraviolet light at 365nm wavelength for authentification (such as money, ID card, verification mark and body fluid checking) and florescence activation. Also include red and blue lights for low light environment, tactical scenarios and signaling USB Rechargeable with built-in USB charging port. Can use 1x rechargeable 18650 battery or 2x CR123A batteries. Extreme reflector performance that reaches maximum beam distance over 500 yards Bundle includes two Lumen Tactical CR123A Batteries (to be used as backups only - Do NOT Charge!)