Former Oppo subsidiary Realme has submitted several devices in the as-yet-unannounced Realme 10 series for certification at various approval authorities, MySmartPrice reports. In this way, some details of the upcoming Realme 10 and 10 Pro+ 5G have become known. For example, the certification of the RMX3630 reveals that the smartphone will have a 4880mAh battery. It was previously suggested that the device is powered by the Helio G99. In addition, the RMX3686 was recently…