21GT50 21700 5000mAh protected high drain 15A battery for XT21X PRO, G15 flashlight

Regular cleaning : Dirt, dust and moisture can accumulate on the flashlight's exterior and in its switches, affecting performance. Use a soft, dry cloth to clean the flashlight regularly, paying special attention to the lens and switches.

Battery care : Always use the recommended battery type for your flashlight. Remove batteries when not in use for extended periods to prevent leaks that could damage the flashlight. For rechargeable batteries, follow the manufacturer's guidelines for charging and storage.

Proper storage : Store the flashlight in a cool, drs place away from direct sunlight and extreme temperatures. This helps prevent corrosion and damage to the plastic or metal components.

Lubrication : Apply a small amount of silicone lubricant to the threads and O-rings (if present) to keep them moving smoothly and maintain a waterproof seal. Avoid using petroleum-based lubricants which can degrade rubber and plastic parts over time.Check SealsIf your flashlight is water-resistant or waterproof, periodically check the seals for wear or damage. Replace any damaged seals promptly to maintain the flashlight's integrity.

Avoid impact : While most flashlights are designed to withstand some degree of impact, excessive force can damage internal components or break the lens. Handle your flashlight with care.

Inspect before use : Before each use, give your flashlight a quick once-over to ensure all parts are in good condition, the lens is clear, and the switches function properly.

Moderate usage : Avoid leaving the flashlight on for extended periods unnecessarily, as high heat generation from continuous use can shorten the lifespan of LED bulbs and other electronic components. By following these simple steps, you can significantly extend the life of your flashlight and ensure it's always ready when you need it.

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Refer to the information on your product box, it is generally :

Flashlights 5 years - Headlamps 2 or 3 years - Batteries 1 year - Chargers 1 year