Why Your Phone Battery Dies So Fast: The Truth!

Ever wondered why your phone battery plummets from 40% to zero so quickly? We explain the lithium-ion battery voltage drop, internal resistance, and safety features that cause this rapid decline. What battery percentage makes you panic? #BatteryLife #PhoneBattery #TechTips #Smartphone #Android #iPhone #BatteryDrain #MobileTech #Gadgets #TechExplained