This XM-L T6 Aluminum 1-Bulb 1800LM 3 Modes Waterproof Diving Headlamp 80m(3xAAA/1x18650) is a kind of functional tool in many fields， such as tunnel， railway， and subway construction， archaeology， underwater rescue， etc. Also， It is helpful for outdoor enthusiasts. Made of superb aluminum and with CNC exquisite process， the outer shell is strong in strength and guaranteed in durability. Adoptingone CREEN bulb， it is very bright and performance in lighting which can generate high Lumen light. Besides that， supplied by 3 AAA batteries orone 18650 lithium battery， this headlamp is environment-friendly and pollution-free. It is really a gorgeous choice!                                    Features             Adopt imported UCL lens and full aluminum alloy loop<br> Feature fine light condensation and excellent illumination <br> Wearable and anti-corrosive outer shell <br> Streamlined design gives you excellent hand feel<br> High heat dissipation， compact and lightweight size， convenient to carry<br> Suitable for patrol， search， rescue， camping， hiking， fishing， hunting <br>                                                            Specifications            Brand        <br>Model    XM-L    <br>Bulb Quantity    1pcs    <br>Battery Configuration    3 x AAA (Not Included)    <br>Input Voltage    3.6V， 3.7V Max    <br>Swith Type    Switch    <br>Modes    Strong/Dim/100% Flashing    <br>Brightness    1800Lumens    <br>Lighting Distance    80m    <br>Lightbulb / LED Lifespan    100，000 Hours    <br>Material    Aluminum    <br>Lens    UCL    <br>Carrying Strap    Rubbuer    <br>Weight    5.29oz / 150g    <br>Color    Black &amp; Green    <br>Dimensions    (4.33 x 0.78 x 0.78)" / (11 x 2 x 2)cm (L x W x H)    <br>Carrying Battery    No    <br>Carrying Charger    No    <br>Waterproof    Yes    <br>                                                            Package Includes            1 x LED Headlamp<br>1 x Battery Holder<br>1 x Battery Cover<br>