This 160 Lumen flashlight features High Powered K2 Luxeon LED Solid State Diode. Made of anodized aluminum construction, this 160 lumen flashlight contains a recessed tail cap switch with built-in LED battery indicator. This battery indicator has a green LED indicating more than 20% battery power remaining, and a red LED indicating less than 20% battery power remaining. This tool tough construction flashlight comes complete with 3 AAA cell Energizer batteries.