Power Bank 28000mAh Portable Quick Charger 2.4A Dual USB With Lithium External Battery For iPhone 8 8 Plus X Xiaomi Samsung

Description

Power Bank 28000mAh Portable Quick Charger 2.4A Dual USB With Lithium External Battery For iPhone 8 8 Plus X Xiaomi Samsung

This VINSIC® 28000mAh power bank is a real QC 3.0 Quick Charge power bank, and can be charged or charge other mobile devices fast.
It supports intelligent circuit protection and efficiently avoids over-charging. Therefore, we call it ‘smart power bank’, which makes charging safe and reliable.
Anytime and anywhere, if you want to know the remaining capacity of the power bank, you can touch the LED display to view it easily.
This power bank is a good partner of your small mobile devices.

Specification：
Capacity: 28000mAh
Input: 5V/9V 2A
QC 3.0 Output: 5V/3A, 9V/2A,12V/1.5A
Two Smart USB Output: 5V/2.4A individually, 5V/3.1A simultaneous

Battery：Imported 18650 battery
Materials：PC

Instructions：
1. Charging the Power Bank
You can use micro USB cable to easily charge the power bank. During the charging, the LED display keeps on and shows you the charging status.

2. Charging the Mobile Devices
(1) Connect the power bank to your device by an USB cable, and switch on the power bank, then it will charge your device normally. The LED display turns on to show you the remaining capacity, and then goes off in 20s. If you want to view the remaining capacity during use, please switch on the LED display manually.

(2) After your devices is fully charged, the power bank will go off automatically. If you want to interrupt the charging, please disconnect your device with the power bank.

Package Included：

• Power bank *1
• Micro USB cable *1
• User manual *1

Notices:
1. This power bank is equipped with one QC 3.0 port, which works only with QC adapter or QC mobile phones. Otherwise, it will work as a normal power bank.
2. In order to avoid the damage to the power bank performance, please do not drop it or disassemble it without permission.
3. Don’t leave the product in an moist or high temperature environment.
5. This is not a toy, please keep it away from children.

Warranty:
18 months Product Warranty
Defective in 3 Months: Replacement without Extra Charger
Defective after 3 Months: Replace or repair, Buyers pays the shipping fee for resend or replace product

Does your Vinsic 28000mah power bank have the real capacity?
Vinsic is well-known brand Power Bank Company, we declare the real capacity for all power bank we sell.

How many times can charger my phone?
Number of charges equals = (Power capacity of Power Bank* battery conversion efficiency* phone inner core conversion efficiency (80%))/ the capacity of mobile phone battery

Take for iPhone 6 for example:

• Capacity of Power Bank: 28000mAh
• Power bank conversion efficiency: 3.7V/5V
• Phone inner core conversion efficiency: 80%
• The capacity for iPhone6 battery: 1810 mAh
• (28000mAh x 3.7/5*80%)/1810=9.1
• So 28000mAh Power bank, the total Number of Charger for iPhone 6 is 9 times.

The capacity of commonly mobile phone batteries
iPhone 4S:1470mAh ,for iPhone5: 1440mAh,for iPhone5s: 1560mAh,for iPhone6: 1810mAh,for iPhone6 Plus:2915mAh.

for Samsung GALAXY Note: 2500mAh,for Samsung Galaxy Note: 3000mAh,for Samsung S4/S5:2600mAh