Replacement Charging Case: This wireless charging case works the same as the original AirPods 3rd generation charging case. It is a great replacement for the Airpods charging case when your original charging case is lost or damaged. Compatible with AirPod 3rd generation only, earphones not included Fast Bluetooth Pairing: The Air Pod 3rd generation wireless charging case has a Bluetooth pairing sync button. After completing the first pairing, the Air Pods 3rd generation charging case will automatically connect the next time you turn it on Wireless and Wired Charging: The AirPod 3rd generation replacement charging case supports wireless charging or L-port wired charging. Both Air pods earphones need to be put into the charging case to start pairing and charging. Please use a 22W or 15W charger. Chargers over 22W will damage the charging case and fail to charge Fast Charging: AirPods 3rd generation only takes 15 minutes to charge and can provide you with 3 hours of listening time. It can fully charge your Air Pod 3rd generation 3-5 times, providing you with 5-6 hours of listening time. Indicator Light: The Air Pods 3rd generation charging case is equipped with a power indicator light. You can easily understand the power level of the charging case through the indicator light. When the indicator light is red, it means it needs to be charged. When fully charged, the indicator light turns green