Specifications:\r\n LED Type: T6\r\n LED Quantity: 1 Piece\r\n Lighting Models: Strong-Medium-Weak-Flash-SOS\r\n Luminance: 1200 LM\r\n LED Lifespan: 100000 Hours\r\n Batteries: 2* 18650\r\n rechargable Li-ion battery, 2000mah\r\n Weight: 205g\r\n Shell Material: Aluminum Alloy\r\n Application Scenarios: Outdoor Sports, Daily household\r\n\r\nProduct brief Introduction: \r\n Tesinll LED flashlight use T6 LED as lighting source, and rechargeable lithium-ion batteries as its power supply. The super bright lighting bulb and powerful power supply make the excellent performance of the flashlight possible. The LED flashlight have multi-uses and can meet different needs. It can fit camping, daily family use, hiking, travelling, hunting, fishing, etc, all kinds of lighting and various outdoor sports.\r\n\r\nDesigns and Features: \r\n 1. Rechargeable 18650 Li-ion batteries, 3 hours lasting lighting time for a full charge.\r\n 2. Adjustable Focus to Zoom In or Out, the Maximum Exposure Range 100 to 200 meters\r\n 3. 5 Lighting models fit for different scenarios.\r\n\r\nUsing Method: \r\n 1. The positive electrode of the battery faces inside and the negative electrode faces outside.\r\n 2. The switch is at the end of the LED flashlight. Heavily pressing is fit switch function, and lightly pressing is fit dimming function.\r\n\r\nAttention please: 1. Don\'t put the anode and cathode of the battery backwards when charging, or the PCB will burn out. The charging voltage should not exceed 4.2 volts.\r\n 2. The first charging should be 6 hours at least. The light on the charger turned green show that the charging is finished.\r\n 3. The battery cannot be soaked and exposed to the sun.\r\n 4. Do not direct a flashlight into people\'s eyes, especially children\'s eyes