Does the 20W PD wireless powerbank on sales hurt the phone?
The 20W PD wireless powerbank on sales will not harm the mobile phone under normal circumstances, and the working frequency of wireless charging is below 1M, so it will not affect the signal of the mobile phone.

Is it harmful to mobile phone batteries?
The 20W PD wireless powerbank on sales will not harm the phone battery. On the contrary, the 20W PD wireless powerbank on sales not only reduces the use of data lines, but also makes the charging method more free and safer.
It is basically the same as wired charging, but the rate is lower, but the power conversion rate is still very high, which saves energy consumption even more.
How to use 20W PD wireless powerbank on sales?
It's very simple, just gently place the phone on the wireless charging pad and position it.
However, it should be noted that when purchasing a 20W PD wireless powerbank on sales, pay attention to your mobile phone model. You should choose a wireless charging panel according to your mobile phone model. If you choose the right model, you can use it directly. The method of use is quite simple and convenient.