See the cutting-edge durability for yourself! The 300 Lumen Virtually Indestructible LED flashlight gets the job done. Delivering up to a powerful 300 lumens and 551 meters of beam distance on high mode, the up to 300 Lumen Virtually Indestructible tactical flashlight is a versatile companion for any job. Stay in the field longer with an energy saving mode that delivers up to 39 hours of performance. The ergonomic flash light design offers simple one-handed use to keep your other hand free. The flashlight is drop tested up to 30 feet to ensure it s with you over the long haul. Plus, it s IP67 waterproof, so it can be submerged in up to 3 feet of water for up to 30 minutes. It s dust proof too, protecting components even when surrounded by a cloud of dust for up to 3 hours. It runs on 3 AAA batteries which are included with your purchase.