Yes, if it's a good quality power bank. But in order to be safe, it is best to wait for the charging bank to charge the phone. And some good quality charging treasure, in the charging itself will be locked, can not charge other devices.
Although the charger is plugged in, the speed of charging the charger to the charging treasure is far less than the speed of internal battery consumption when the charging treasure charges the mobile phone, so the charging treasure stops output in a very short time.
Mobile power can be used while charging, but this may affect the charging speed and charging effect. If you need to quickly charge the mobile power supply and use it at the same time, it is recommended to use high-quality chargers and charging cables, and avoid excessive use of the mobile power supply to extend its service life. At the same time, be careful not to use mobile power while charging to avoid overheating and safety issues.
Yes, the portable power supply can be used at the same time. This is because the mobile power supply uses different circuits and batteries when charging and supplying power, which can be carried out simultaneously. However, it should be noted that when using a device with a large load, in order to maintain a good charging effect and stable power supply, it is recommended not to charge and power supply at the same time, so as not to affect the life and safety of the mobile power supply.
It is better not to do so, it is more dangerous, easy to explode and cause fire. Do not use when charging, after charging is completed, unplug the power plug and then use, so it is safer