SUPER BRIGHT AND SOFT LIGHT & NOT DAZZLING---The arc-shaped COB light source is used, the light is soft and uniform, and it will not harm the eyes while illuminating. Four lighting modes: strong white light-weak white light-red light-red light strobe. USB rechargeable design --- equipped with two high-capacity rechargeable batteries, which can be used for more than 6 hours under strong light, and more than 10 hours under low light.WATERPROOF FOR OUTDOOR USE---Practical, Reliable. Head 90 swivel ability, rotate it to shine literally any direction you want ! Rated as IPX4 water resistant grade :on the outside, theres a waterproof switch thats safe to use even when its raining; on the inside, theres high-quality, leakage-resistant, waterproof wiring, there to make sure your light stays on even when that rain is soaking through.FIT FOR THE WHOLE FAMILY ---With a little help from the adjustable headband, you should be able to tailor this most COST-EFFECTIVE head lamp to pretty much any friend, neighbor, or family member who joins in your outdoor (and indoor!) adventures. NOTE: Remove the insulating gasket from the battery compartment before use.Yes, We Mean Infinite Uses: Use these head lamps to keep both your hands free when youre working on a project in the garage, have one ready when the power goes out, or stock up on a whole set so you can take your family hiking and spelunking in safety