Earbud charging - Realme Buds Air 2 Neo
After the two earbuds are put in the charging box, close the cover of the charging box, and the earbuds will enter the charging state.
Charging of charging box
Please use the Type-C cable provided with the product for charging. If the indicator lamp is on after the cable is inserted, it indicates that the charging box has entered the charging state.
* The indicator lamp flashes during charging and is normally on after the product has been fully charged.
Read more: https://manuals.plus/realme/buds-air-2-neo-true-wireless-earphones-manual#ixzz7gzyYw6Yg