Does your original charging case lost/damaged unfortunately ?
Don't Worry, Wireless Charging Case Replacement would be a better choice! Airpods prord generation Charging Case Feature:
Battery capacity: 600mAh
Battery charging time: about 3 hours
Charge AirPods pro for more than 4-5 times
Airpods pro 1st/2nd charging time: about 25 minutes

How to pair:
Step 1: Put the Airpods pro 1st/2nd into the charging case and open the top cover, hold down the button until the green light flashes (Note: Both two Air pods headphones must be placed in the charging case to begin pairing and charging)
Step 2: Release button and access to the pairing mode. And then choose “Connect with iCloud” to proceed connection When pairing, Do NOT click "Connect" when the phone displays "Not Your Airpods", otherwise the pairing will fail.
Step 3: You have to wait for the phone to display "Airpods pro" and click "Connect". When the Airpods pro and the phone are connected successfully, press the button briefly to complete the pair

Note:
1. Not include Airpods pro earphone
2. Air pod pro 1st/2nd charging case only, do not work with Air pods pro 1st/2nd

Flashing Light Indicator:
Red light (battery level: 0%-33% )
Blue light (battery level: 33%-66% )
Green light (battery level: 100% )
Packing include:
1* Compatible Airpods pro Charging Case
1* User Manual