Apple is working on a new battery charging feature for iPhone that will show users how much time it will take to reach a full charge.The latest iOS 18.2 beta includes code references to a 'BatteryIntelligence' framework that can calculate estimated charging completion times.The feature is not enabled yet, but if implemented, iOS 18.2 may notify users about the expected time to reach a specific charge level.iOS 18 introduced battery health options, allowing users to limit maximum charging and alerting them when using a slow charger.