![OPPO Reno4 Pro 5G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-2c7a8924-0b94-4bef-bed0-ec6e59fbb001.png?width=150&height=320)
OPPO Reno4 Pro 5G
Android 10.0
1 Charge the battery
Connect the charger to the socket and to a wall socket.
When the battery charging icon is displayed, the battery is charging.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-2e7f220e-e54a-49b5-a6db-ce7f67d6c7d7.png?width=204&height=452)
When the phone is turned on, you can always see the battery power level. The larger the coloured section of the battery icon, the more remaining battery power.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-dcb3cc6d-4af6-4520-afef-1cf345ae8870.png?width=204&height=452)