This product is a dedicated charging case replacement/supplement solution for Apple AirPods Bluetooth earphones, compatible with AirPods 1st, 2nd, 3rd, and 4th generation (please check compatibility with your earphone model). The charging case design is similar to the original, providing safe and reliable charging protection and convenient storage for your AirPods. Some models support Qi wireless charging and wired Lightning charging. When your original charging case is lost or damaged, this product is a practical and cost-effective option to restore the full functionality of your earphones.Product Features:Wide Model Compatibility: Designed to be compatible with AirPods 1st, 2nd, 3rd, and 4th generation (physical dimensions and pairing differences exist between versions; please verify the compatibility between your earphone model and the charging case model before purchasing).Safe Charging Guarantee: Built-in circuitry features overcharge, over-discharge, and short-circuit protection to ensure stable and safe charging for your AirPods.Convenient Charging Method: Supports wired charging via Lightning interface; some models also support Qi standard wireless charging (simply place on a wireless charging pad to charge).Portable storage design: Compact and lightweight, with smooth opening and closing, it provides a safe "home" for the earphones and is convenient to carry around.Indicator status display: Typically equipped with LED indicators to show the charging case's battery level, charging status, and pairing status.