Features:<br /><br />    2 in 1 design: Headlamp & Bicycle light.<br /><br />    Specially designed with USB power port (5V)・ perfect to be used with power bank (not included) so that you can totally get rid of the cumbersome battery carrying.<br /><br />    CREE XML-T6 LED・ maximum lumen up to 3000LM・ ultra bright.<br /><br />    3 Modes: Strong-Weak-Strobe (by pressing the button).<br /><br />    Durable aluminum alloy crust・ abrasion resistance.<br /><br />    "O" ring waterproof design (Don't place it into water for a long time).<br /><br />    Equipped with elastic band and rubber rings for easy installation.<br /><br />    LED indicators.<br /><br />    Suitable for cycling・ climbing・ fishing・ hunting・ camping and other outdoor activities<br /><br />Specification:<br /><br />    Item Type: Headlamp & bicycle light<br /><br />    LED: CREE XML-T6<br /><br />    LED Quantity: 1pcs<br /><br />    Light Color: White<br /><br />    Port: AC<br /><br />    Working Voltage: 5V<br /><br />    Button Function: Mode selecting & Off<br /><br />    Lifespan: Approx. 100000 hrs<br /><br />    Housing: Aluminum alloy<br /><br />    Color: Black & silver<br /><br />    USB Cable Length: Approx. 95cm/ 37.4in<br /><br />    Light Size: 5.4 * 4.1cm/ 2.1 * 1.6in(L * D)<br /><br />    Light Weight: 110g/ 3.9oz<br /><br />    Package Size: 10 * 8 * 5.5cm/ 3.9 * 3.1 * 2.2in<br /><br />Package Includes:<br /><br />    1 X CREE XML-T6 Headlam