- rechargeable: USB charging interface,USB charging cable enables you to recharge from any USB Device. - 4 Mode LED Lamps: High-light Mode ; Low-Light Mode ; SOS Flashing Mode ; Induction funetion Mode. - Great Lamp Head Design:Optical Convex Lenses,Zoom focus for close work or zoom out for distance. The head of this lamp is 90° adjustable for down , Choose different angle, down or in between. - Efficient Battery: 3.7V ,3200mAh Li-ion 18650 battery. - Head Lamp Comes In Premium Material:Headlight comes in a premium aluminum casing and Plastic, Adjustable size adjustment strap?comfortable, light and stable in use. - perfect for : Camping ; Running ; Hiking ; Fishing ; Hunting ; Horseback;Riding;Reading