12 hours
If direct charging is used, the charging time of the mobile power depends on the capacity of the product and the power of the mobile phone charger.
When using a 2A charger, a 20,000mAh power bank takes 12 hours to fully charge.
If solar charging is used, it will be affected by the product conversion rate and light energy acquisition conditions, and it is difficult to determine the specific full charging time.
Reminder: Do not buy mobile solar power. Although this type of equipment is good from the perspective of green environmental protection, it is not of much practical use and can only work. be used in an emergency.
Yes, it's best not to do that.
The mobile solar power supply is exposed to the sun when charging using sunlight, and thetemperature is relatively high. If you charge your cell phone at this time, it will also be exposed to sunlight, so the. The temperature of the charging cell phone will be very high.
The charging speed of the solar power bank is much faster than that of mobile phone charging, which will damage the battery of the mobile power supply.