The battery capacity is 2900 mah, so 10,000\/2900 ≈3.5 times, so it is believed that the charging bank can charge the mobile phone 3-4 times. But in practice, the charging bank can only charge the phone twice before it runs out. If you use this method to travel, it is likely that your phone will run out of power on the road.
Mobile Power Bank (2900mAh)
Battery capacity 2900mAh
Input AC100-240V,50\/60Hz(Max),150mA
Output 5V,500mA
Output interface USB
Applicable models Mobile phone,PSP,PDA, learning machine
Standard wiring of random accessories :MOT-1,NOK-1,SAMS-2,PSP-1
If the mobile phone is charged once or twice, it is recommended to buy a big point, 戓 urgent sale
Most of the current mobile phones are about 4000 mah usage, so it may not be a charge.
With a milliamp that big, you should be able to charge it at least twice.
2900 can probably charge 2200 mobile phone, full once.
2900 mah charging bank can charge the phone about three times!