Thank you for coming, click on the shop, we have more quality products for you to choose 1. Instructions for use 1. Check the battery: make sure the battery is charged and installed as a flashlight in the correct direction; 2. When the flashlight is in use, choose according to the voltage and battery requirements of the flashlight, and do not use it indiscriminately to prevent the circuit board from burning out. Do not use batteries of different models and voltages at the same time; 3. In use, when the brightness of the flashlight changes significantly, turn off the flashlight to prevent over-discharge of the battery and charge it in time; pay attention to the waterproof, moisture-proof, drop-proof, etc. of the battery. Charge according to the charging speed of the charger. After the indicator light changes, take it out in time and don't overshoot; 4. If the battery is not used for a long time, the battery should be fully charged and kept. Normally, it should be charged and discharged once in about three months to avoid chemical corrosion; 5. Keep the inner wall of the lamp cup clean. Do not wipe it with your hands or hard objects. To clear the fingerprints on the lens, you can wipe it gently with a cotton swab dipped in lens cleaner; 6. Do not keep the flashlight in contact with sunlight, water, chemicals and corrosive gases for a long time to avoid damage to the flashlight; 7. Non-professionals should not disassemble the flashlight to prevent damage to the circuit board. Two, matters needing attention: 1. Do not irradiate the eyes directly to avoid damage to the eyes; 2. Do not use overvoltage, do not exceed 4.2V, and do not reverse the battery, otherwise the circuit board will be burned; 3. When charging, please look for the positive and negative poles of the charger, do not overcharge or over discharge the battery, so as not to damage the service life of the battery (charging time is generally 5-8 hours) 4. When using a flashlight, check that the screw threads are not loose, otherwise it may cause the goods to be dark and light; 5. The flashlight should not be placed in the sun or high temperature environment. After stopping use, please take out the battery and fully charge it and store it in a cool and dry place; 6. The company's flashlight has the ability to waterproof, generally rain will not cause problems, but does not have the diving function, please do not carry this flashlight for diving or put it in the basin or bathtub for a long time; 7. In order to keep the O-ring (sealing rubber ring) and the thread rotating smoothly, please wipe Vaseline oil on the surface 2-3 times a year. Three, charging instructions: Insufficiency should be replenished in time to avoid affecting battery life, and the battery should be charged during long-term storage. Strong lighting three-lamp flashlight 1. Mode: 4 modes (main light on-secondary light on-all on-flashing) Wick: T6 wick for main light, XPE wick for secondary light Brightness: 800 lumens Material: Aluminum alloy Zoom: Rotary zoom / telescopic zoom / light cup Range: 500 meters Single flashlight specification: 1. Mode: 5 modes (high-medium-low-strobe-SOS) 2. Flashlight color: black 3. Luminous color: white light 4. Switch: Waterproof tail cap Clicky / Clickie 5. Lens: convex lens 6. Housing material: durable aircraft grade aluminum 7. The battery is 1x18650 / 3xAAA (not included) 8. Lumens: about 200LM Package Included: 1 x flashlight (without battery)