Specification Available Ship to:United StatesDetails Features: 1. Light-weight and Portable: Built from high quality aluminum, this sturdy and strong headlight is light in weight, which makes it easy to hold in your hand and easy to carry in your purse. keep the alarming situations at bay with led tactical headlight! 2. Robust and Sturdy: Powered by led light bulb, x800 displays a superior quality light performance at all times! The led light bulb is the latest and the best technology in the market today, and we have it installed in our flashlight! 3. Professionals Tested: This led headlamp has been tested by professionals in the toughest of situations before approving it for release in the market. Their certification indicates that it is a highly reliable and sturdy security tool to have in your home to deal with any frightening situation! 4. Multiple Functionality: The led headlight comes with zoom function and multiple safety modes to render its services for any kind of scenario. Simply zoom in/out or switch on the safety mode to let it work!   Instruction 1.Take out of the little plastic which is isolation if the battery was installed into the headlamp. 2.Charge the battery first for 3-4 hours. The indicator of charger blinks red and green or just blinks red when the battery is in charge. The indicator of charger turns to green when the battery is in full charge. 3.Install the battery into the headlamp. Put the negative pole (anode)in the side without spring, that means put the positive pole (cathode) touching the spring. 4.Cover the lid back. Hardly press the button beside the head to turn it on. 5.Press the button lightly to change the modes.There are 3 modes (Bright-Dim-SOS) with this headlight. 6.Zoom the head to change the shape of light. 7.Suitable for Work, Reading, Camping, Climbing, Running, Hiking, Cycling, Hunting, Night fishing, Night walk, Riding, Caving and other outdoor activities.   Specifications Blub Type: LED Body Material: Aluminum alloy, Nylon Focus: Stretching to adjust its focus Distance: 100 meters Modes: 3 Modes , Bright / Dim / SOS Power Supply: 2 x Rechargeable Battery(Included) Net Weight: 270g/9.53oz     Waterproofing design, but don't deep it into water.     Package Includes 1 x LED Headlamp 2 x Rechargeable Battery 1 x Wall Charger