🔋 How to Check Battery Level: Simple Methods You Can Try (Including Smartphone Touch Test!)
🔋 How to Check Battery Level: Simple Methods You Can Try (Including Smartphone Touch Test!) Have you ever thrown away a battery thinking it was dead—only to realize it still had power left? You're not alone! 😅 Most of us don’t know that many AA or AAA batteries we discard still contain usable charge. Today, I’ll share several easy ways to check battery level , including a trending hack using your smartphone screen . Let’s save energy, money, and the environment 🌱 🧾 First, Know Your Battery Type Before testing, always identify the battery type. Each type discharges differently and affects how you read the results. Alkaline batteries : Most common household type; good voltage retention Manganese batteries : Lower cost; suited for low-power devices Mercury button cells : Found in watches; very stable voltage 📌 The same voltage may mean different remaining capacity depending on the battery chemistry. 📱 Smartphone Touch Test: Viral Yet Functional! This is ...