Product Description LED Headlamp has been fitted. Specially designed for professional sports fans as well as everyday users to help them in any complex environment. Zoomable function You can adjust the brightness. as you want and you can adjust the focus of the beam. Just by pulling the lens will be able to tilt freely. Features: LED type: 1 * XML T6 Power supply: 2 * 18650 Rechargeable (Included) Switch type: button (On, Off and mode select) Material: Aluminum alloy and plastic Color: Black Weight: 175g 3 lighting modes 3 levels of brightness, High, Low Strobe, you can change the brightness in different environment exterior. Strobe is very necessary in emergency situations. The ON / OFF button which is green is on the side. Press a times, it is in very light mode; Double press, it is in medium bright mode; Press three times, it flashes fast. Please put two 18650 batteries into this headlamp when you charge the first time. Flexible Headband Comfortable and easy headband; adjust and soft. The stable body of the headlamp can be rotated; until & agrave; 90 degrees IPX4 waterproof The waterproof index IPX4 can protect your headlamp from splashing water from any angle Can be used; in outdoor weather, but cannot be placed in water, it is not for diving Safety night time The red light on the battery holder plays a good warning role in night walking or cycling Package contents: 1 * Headlamp < br /> 2 * 18650 batteries 1 * USB cable Wide use such as biking, camping, hiking, hunting, fishing, emergency and rescue ; paration & agrave; home, etc.