Distinguishing Feature Battery capacity: 450 mah Charge AirPods for more than 5 timesNote Not include Airpods Not for Airpod proFlashing Light Indicator Red light (battery level: 0%-33% ) Blue light (battery level: 33%-66% ) Green light (battery level: 100% )How to match Steps:Put earbuds into charging case, press button until green light flash, release button and access to the pairing mode. And then choose “Connect with iCloud” to proceed connection. Tips:Don’t click "Connect" when the phone displays " Not Your AirPods", otherwise the paring fail.Please wait for the phone to show "AirPods" and click "Connect" . When the AirPods and phone are connected successfully, press the button to pair.Common Fault and Eliminating Methods1.One of the earbud have no sound once paired: Put the earbuds into charging case close the lid,and then open the cover .2.Bluetooth pairing failed several times: 1) After the charging case is fully charged, put your earbuds into case for charging and then pair again. 2)After the battery of earbuds are exhausted, put them into charging case and then you can pair successfully.3.After a long time in the charging case, earbuds has no sound: make both charging case and earbuds in full- charge or Check the earbuds are connected to the phone whether or not.4.The phone didn't pop up the pairing window for a long time: 1)Check whether the phone has bluetooth enabled 2)Due to some abnormal functions caused by the long running of the phone, please restart the phone. 3.)Unlock the phone after the lock screen,remove the earbuds and put them back into the charging case and then pair.5.The icons of the earbuds or charging case only show the triangle on the phone: Check to see if the phone has been updated to IOS12.2 or above.