Which Phone Accessories Are Safe to Buy Used (and Which Aren't)
One question sorts every accessory into buy, test, or avoid: does it contain a battery? A category-by-category guide to what's worth buying secondhand.
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How to Identify a Fake Charger or Cable
Weight, pin quality, print, and certification marks that mean something. How to spot a counterfeit charger before it damages a phone you just paid for.
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Used Earbuds and Smartwatches: What to Check Before Buying
Account locks, worn cells, and convincing counterfeits. The checks that matter before buying used earbuds or a smartwatch, and what can't be fixed later.
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Are Third-Party Batteries Worth It? A Safety and Value Breakdown
Cheaper up front, and the phone remembers forever. What third-party phone batteries cost in warnings, resale value, and safety — and when they're fine.
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