ThisT6 LED Aluminum 1-Bulb 500LM 3 Modes Waterproof Headlamp Purple &amp; Black (2*18650)&nbsp;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 two 18650 lithium batteries, this headlamp is environment-friendly and pollution-free. Rechargeable batteries are practical and recyclable. It is really a gorgeous choice!<!--Features --><p>FEATURES</p><UL><LI>Adopt imported UCL lens and full aluminum alloy loop</LI><LI>Feature fine light condensation and excellent illumination</LI><LI>Wearable and anti-corrosive outer shell</LI><LI>Streamlined design gives you excellent hand feel</LI><LI>High heat dissipation, compact and lightweight size, convenient to carry</LI><LI>Suitable for patrol, search, rescue, camping, hiking, fishing, hunting, home use, etc</LI></UL><!--Specifications --><p>Specifications</p><TABLE class=ke-zeroborder border=0 cellSpacing=0 cellPadding=0 width="100%"><TBODY><TR><TD width=131>Brand</TD><TD width=365></TD></TR><TR><TD width=131>Model</TD><TD width=365T6</TD></TR><TR><TD width=131>Bulb Quantity</TD><TD width=365>1pcs</TD></TR><TR><TD width=131>Battery Configuration</TD><TD width=365>2 x 18650</TD></TR><TR><TD width=131>Input Voltage</TD><TD width=365>3.7V</TD></TR><TR><TD width=131>Swith Location</TD><TD width=365>In Front</TD></TR><TR><TD width=131>Swith Type</TD><TD width=365>Touch</TD></TR><TR><TD width=131>Modes</TD><TD width=365>3</TD></TR><TR><TD width=131>Mode Arrangement</TD><TD width=365>Strong/Weak/Flash</TD></TR><TR><TD width=131>Brightness</TD><TD width=365>500Lumens</TD></TR><TR><TD width=131>Lightbulb / LED Lifespan</TD><TD width=365>100,000 hours</TD></TR><TR><TD width=131>Material</TD><TD width=365>Aluminum</TD></TR><TR><TD width=131>Lens</TD><TD width=365>UCL</TD></TR><TR><TD width=131>Carrying Strap</TD><TD width=365>No</TD></TR><TR><TD width=131>Weight</TD><TD width=365>3.53oz / 100g</TD></TR><TR><TD width=131>Color</TD><TD width=365>Purple &amp; Black</TD></TR><TR><TD width=131>Dimensions</TD><TD width=365>(7.16 x 2.55 x 2.55)" / (18.2 x 6.5 x 6.5)cm (L x W x H)</TD></TR><TR><TD width=131>Carrying Battery</TD><TD width=365>2 x 18650</TD></TR><TR><TD width=131>Carrying Charger</TD><TD width=365>1 x Charger</TD></TR><TR><TD width=131>Waterproof</TD><TD width=365>Yes</TD></TR><TR><TD width=131>Focus Adjustable</TD><TD width=365>No</TD></TR></TBODY></TABLE><!--Package Includes --><p>Package Includes</p><UL><LI>1 x LED Headlamp</LI><LI>1 x Charger</LI><LI>2 x 3000mAh Rechargeable Batteries</LI><LI>1 x AC Charger</LI></UL><!--Extra Info --><!--produts_compatibility -->