◆Size：1 -1x 3*CREE XML-L2 LED Headlamp Headlight; ◆Size：2 -1x 3*CREE XML-L2 LED Headlamp Headlight; -2X 18650 Battery(Extra Presented two batteries) -1x EU/US AC charge;(We`ll match the correct charger according to your country.) -1x USB Cable -1xCar Charger ◆Instructions : 1. Check the battery: make sure the battery has power and install it like a flashlight in the correct direction; 2. When using the flashlight, choose it according to the voltage and battery requirements of the flashlight. Do not use it randomly to prevent the circuit board from being burned out. Do not use batteries of different models and different voltages at the same time; 3. For a battery that has not been used for a long time, the battery should be fully charged and maintained, and normally charged and discharged again in about three months to avoid chemical corrosion; 4. Keep the inner wall of the lamp cup clean. Never wipe it with your hands or hard objects. Clear the fingerprint on the lens. Wipe gently with a cotton swab dipped in lens cleaner; ◆Description : Producing a ultra bright beam of light by 3 LED Multiple usage for headlamp head lamp or torch as this item 4 mode indication such as 1 x T6/2 x R5/3 x led/ Strobe Extensive Lifetime of LED (10,000 hours) Rechargable batteries and universal charger provided Adjustable headband,It is comfortable to wear. ◆Rechargeable Headlamp : 1. Model of LED: 3x Cree T6 2. Waterproofing design(Can not throw into the water;it`s can use in rainy days) 3. Adjustable base is provided for each head lamp, with back and forth inclination 4. Internal wiring applies the high efficient booster circuit, working voltage is wide and can utilize the batteries in the largest extent 5. Model of Battery required: 18650 3.7v 6. Dimension : 83 x 37 x 58mm 7. Weight:220g approximately.