HANDS-FREE, NO PROBLEM --- Why waste time and money fiddling with flashlights and buying extra batteries With the rechargeable headlamp you can have a reliable LED headlamp and hands free to light up your surroundings, leaving you free to work, read and explore when and where you want. Dont hesitate to get the new design of the bright headlights projector. SUPER BRIGHT, SOFT AND NON-WASHABLE LIGHT --- Using the arc-shaped COB light source, the soft and even light will not damage the eyes during lighting. 4 lighting modes: strong white light, weak white light, light red, strobe light. USB Rechargeable Design -- Equipped with 2 x 3400mAh rechargeable batteries, works for over 7 hours in high light conditions and 14 hours in low light conditions. WATERPROOF FOR OUTDOOR USE --- Reliable and durable 90 head rotation capability, rotate it to shine literally in any direction you want Rated as IPX4 Resistance Rating: Outdoors, Waterproof and safe to use even in the rain; Inside there is high quality, weatherproof, waterproof wiring to ensure your light stays on even when the rain is drenching. SUITABLE FOR THE WHOLE FAMILY --- Comes with a durable elastic headband and helmet clips (for narrow edge helmet). With a little help from the adjustable headband, you should be able to adapt this cheaper headlamp to virtually any what friend, relative or family that joins your outdoor (and indoor ) adventures. Note: Please charge it before use. The projector and the projector cannot be turned on simultaneously. Real-time power monitoring Know the battery life and avoid emergency power outage USB fast charging USB 5V Charge - compatible with mobile phone charging plugs, power banks and computer USB sockets Waterproof performance Rated as IPX4 water resistant grade: outside there is a waterproof switch to use even when it is raining; 90 adjustable lamp head rotation The headlight can be adjusted up and down 0-90, the board position is firm, and it is convenient to control. Large-area arc flash high-brightness light source Four-speed design -: red-red-red-red high light strobe. Strong light: 2000 lumens LOW Light: 1000 lumens Super long battery life Each battery has a maximum capacity of 3400 mAh --- The strong light can last for more than 7 hours and the low light can last for more than 14 hours. Yes, we hear abundant uses: Use these headlamps to keep your two hands-free when working on a project in the garage, have one ready when the power goes out, or store a full set so you can take your family hiking and caving safely, or emergency such as fire, hurricane, storm, power failure.