Brand: Diehard. MPN: 41-6121. The Diehard twist focus flashlight features durable Pro grade anodized aluminum construction for a quality feel and finish. With impact- and water-resistant design rubber booted tail cap switch and a heavy duty non-slip true grip handle; this light is ready for the toughest jobs. Twist focus technology allows you to move seamlessly from a spot to flood beam and any point in between. Light settings of high medium and low mean you will always have the right amount of light. A Flash setting is also included for safety. Other features include 3 hours and 15 minutes of run time on 3 AAA batteries and 600 lumens of power. This light is also designed to stand on its end for hands-free lighting. The Diehard twist focus light includes three premium Diehard AAA batteries.