Features 1.PERFECT REPLACEMENT: Replacement charger case is the perfect replacement for storing and charging your for IOS Earbuds Pro. Highly reproduces the original charging case in both appearance and function. 2.BUILT IN 680MAH BATTERY: Replacement earbuds charging case has a built in 680mAh battery that can be fully charged in 2 hours and can fully charge your earbuds up to 5 times. A 20 minute charge can support 3 hours of listening. 3.WIRED WIRELESS CHARGING: For IOS earbuds Pro replacement charger case supports two charging methods so you can enjoy convenient and fast charging. It also supports for QI wireless charging and cable charging. 4.BLUETOOTH PAIRING SYNC BUTTON: Bluetooth pairing sync button allows you to enjoy sensitive Bluetooth pairing. You can easily monitor the charge level of the charging case and headphones by connecting your cell phone. 5.SAFETY PROTECTION: Charging case replacement has overcharge, overcurrent, and discharge protection. You can carry it very conveniently and charge your earbuds at home, office, car or while traveling. specificationItem Type: Charging Case Replacement Material: Plastic, Electronics Model: D03 Input: 5V0.3A Wireless Input: 5V0.5A Support Replacement Model: For IOS Earbuds Pro Charging Case Charging Mode Of The Electric Compartment: Wired Charging Or Wireless Charging Battery Type: Built In 680mAh Lithium Polymer Battery (Included) PackageList 1 x Charging Case Replacement 1 x Instruction Manual