Perfect for woodsmen and law enforcement, the Surefire flashlight is a tactical light that is brilliant and rugged. This Surefire M4 Devastator flashlight is bright, featuring 350 lumens of light output, which enables you to focus a strong light and pierce through the darkness. This tactical flashlight is carryable and just the right size, so that you will be able to take it with you and enjoy a source of light anywhere and be ready to use it in your home or office. Because the Surefire flashlight supports a running time of one hour, you can keep your light going as long as you wish.