1.Brightest FlashWith high power OSRAM P8 LEDs, the S3000 can provide up to 1600 true lumens (max), but only needs 4 AA batteries (batteries not included). This medium-sized flashlight has high power yet is still compact enough to fit in your hands, backpack, survival kit or glove compartment. 2.Long-lasting lighting timeThe flashlight uses PDO technology to achieve extremely high brightness, providing up to 30 hours (low light mode), or 6 hours (high light mode) without overheating. Lighting time is twice as long as a normal flashlight. Lifespan up to 50,000 hours. 3.3 Modes and Variable ZoomJust input or output this flashlight to get a spotlight or floodlight; it has only 3 light modes (high/low/strobe), effectively reducing switching 5 modes Trouble. Everything is for the best user experience! 4.Waterproof & RuggedThe LED flashlight is designed with IP67 waterproof, now you can stop worrying about rain or snow in unexpected weather. Its durable, anodized-machined aluminum construction guarantees long-lasting durability, making it the best flashlight for camping, hiking, emergencies, wherever you go. 5.100% SatisfactionIncludes a high power flashlight. You'll be pleasantly surprised by the brightness, quality, durability and performance, or we'll refund your money for no reason. 90-day money-back and 2-year replacement guarantee. Please rest assured to buy!