★Power Resource: 2*18650 Rechargeable battery,one can also work.
★18650 Rechargeable Battery Voltage: 3.7V
★LARGE CAPACITY BATTERY,COMFORTABLE---This head lamp is powered by two 18650 high quality lithium batteries(Default not included), long time lighting.It isn't just tough, it's also designed with the adjustable sizing for maximum comfort. It'll be the only waterproof headlamp you'll need - from your lantern while camping in the great outdoors, to a hard hat light, to a bike helmet light, and beyond!
★HANDS FREE,HASSLE FREE---Quit struggling with a handheld flashlight that leaves you to work with just one hand. Have a reliable, hands-free led headlight to brighten up your environment, leaving you free to work, read, and explore whenever and wherever you want.
★MULTI-FUNCTIONAL [4 MODES]---Complete control of your beam from extreme 180° wide lighting area to a narrow long distance in a single simple adjustment. It also has a lightweight design and can switch into 4 modes: Main light, Auxiliary light x 2, All-light and Flash four flash mode.
★90°FLEXIBLE ADJUSTMENT,IPX-6 GRADE WATERPROOF---The headlamp has 90° downward adjustment which can increase the maximum head lamp radiation range and makes the lighting more convenient safe.
★ORDER WITH CONFIDENCE[WARRANTY]---Products are built with durability in mind for every design. In the remote possibility that you're not satisfied with our product, just contact us, we are at your service 24 hours a day. The product is designed in the U.S.A and tested in extreme environments so we are certain it will deliver as promised and you will love it. We promise 12-month free exchange or 100% refund,worry-free lifetime warrant.
★Attention '+ ' and '-' of battery when putting it into the battery holder.
★ Remove the transparent insulating film from the battery surface before use.
★The headlamp have waterproof feature, it is ok for rainy day,but don't put it into the water.