The protac led flashlight is small enough to carry in a pocket lightweight yet extremely bright.It features a ten-tap programming which allows the user to select one of three different programs: 1- high/strobe/low 2- high 3-low/high.The light is constructed of aluminum with an anodized finish tempered glass lens and is o-ring sealed.It also has a multi-function push-button tail switch removable pocket clip and anti-roll face-cap.Included are two aa batteries.Material: AluminumType: FlashlightOutput: 250/18 LumensBulb Type: C4 LEDBody Diameter: .65"Oal: 6.14"Weight: 3.4 ozBattery: AAProofs: WaterproofColor: BlackHead Diameter: 0.90"Rechargeable: NoSwitch Type: Push Button Tail