When we go out, we will carry mobile phones. In addition to carrying mobile phones, we will also carry 20000mAh PD fast charging power bank productsk. 20000mAh PD fast charging power bank products can help charge the mobile phone in time when the mobile phone is out of power. Common mobile power supplies include slow charging, fast charging, and wireless, so what is the difference between fast charging and slow charging?
1. The speed is different. 20000mAh PD fast charging power bank products generally charges mobile phones, and can charge 50% to 70% of the electricity every half an hour. And slow charging takes two to three hours to charge to 50% of the electricity.
2. The principle is different. The 20000mAh PD fast charging power bank product is to fully charge the mobile phone quickly by increasing the current, while the slow charging is ordinary charging, and the small current is used to fully charge the mobile phone.
3. The quality is different. For fast-charge chargers and slow-charge chargers at the same price, the fast-charge charger will fail first, because the loss of the fast-charge charger is greater.
4. The prices are different. The 20000mAh PD fast charging power bank product is slightly more expensive than the slow-charging charger, with a difference of about 20 to 50.