How Long To Charge An Airpod Case. For some context 15 minutes of charge time gets AirPods to over 50 percent of their total battery capacity. As per reports 30-50 battery of the charging case is dropped in no time even when its not being used.

The Lightning Connector contact point on the case. AirPods charging case is said to last up to 24 hours. If the light flashes amber you might need to set up your AirPods again.
15 minutes of charging gets you around 3 hours of playback time or up to 11 hours of talk time.
If your AirPods are still under warranty and have reduced battery life due to normal wear Apple offers a 49 per AirPod or charging case battery replacement service while its out-of-warranty. The lid of the case was closed during charging except for when checking charge level at the time intervals shown in the graph. For 15 minutes you get three hours of listening time or 1 to 2 hours of talk time depending on the generation of your AirPods. After 20-25 minutes of charging the AirPods Case should be 100 charged.

