Vinsic ALEN P202 20000mAh Power Bank Dual USB External Battery Charger Universal Aliexpress’ #1 selling Charging Brand

Capacity: 20000mAh

USB Port: 2 x USB

Input: 5V, 4A

Output1: 5V 2.4A

Output2: 5V 2.4A

1.Does Vinsic 20000mah power bank have the Warranty? How long?

Vinsic power bank, we are offering 18 months warranty; Warranty starts from the date of your purchase

2.Vinsic power bank 20000 mah uses LG Lithium-Polymer battery, I want to know what is difference with other power bank seller ?

The battery of power bank with 2 types: 1.Lithium-Polymer 2.Lithium-Ion(18650)

Lithium-Polymer

Pros: Latest technology, Less warmer, Non-flammable, Non-explosive, Stable and Safe, Slightly

Cons: Cost is high

Lithium-Ion(18650)

Pros: Easy to get “hot” or simply warmer than expected, Flammable and Explosive

Cons: smaller in size

VINSIC power bank 2000mah not only uses the Lithium-Polymer battery, but also chooses the best battery brand LG, with the newest LG technology, in order to make sure our customers’ 100% safety.

3.Does your Vinsic 20000mah 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.

4.What the size and weight of this 20000mah Vinsic power bank?

To describe it more vividly, the size just like half size of a Magazine. The weight is a little lighter than ipad air 2.

5.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 iPhone 6 for example:

capacity of Power Bank: 20000mAh

power bank conversion efficiency: 3.7V/5V

Phone inner core conversion efficiency: 80%

The capacity of iPhone6 battery: 1810 mAh

(20000mAh x 3.7/5*80%)/1810=6.5

So 20000mAh Power bank, the total Number of Charger of iPhone 6 is 7 times.

The capacity of commonly mobile phone batteries

iPhone4S:1470mAh , iPhone5: 1440mAh, iPhone5s: 1560mAh,iPhone6: 1810mAh,iPhone6 Plus:2915mAh.

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

6.What shipping method you use to ship this power bank from China?

We ship this power ban by using world first class airmail-Netherlands airmail, this airmail is much safe and faster than any other airmail

7.How can I charge this power bank?

We have a charging cable together with power bank; connect this cable to any USB charger that can charge our power bank.

8. I brough the VINSIC ALEN 20000mAh power bank before, but the recently one i received is not same with my previous one?

Please kindly noted that, from 2015.11.11 VINSIC ALEN 20000mAh send to our customer with upgrade version which the difference with the old

version are 1. The size is smaller than the old version2. The Led light change to the green color while the old one is light blue. 3. The input and

output are 5V/4A ,5V/2.4A&5V/2.4A the old version is 5V/2.1A 5V/1A

We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW. Payment must be made within 15 days of order. If you can’t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 15 days.

Item are shipped within 3 business days once full payment is settled. If you can’t get your items in time, please contact to us first,

we will check and solve it for you soon. We will reply your mail within 24 hours normally. Sometimes have a little delay due to the

weekend or holiday. If you can’t get our mail after 48 hours, please check your spam or contact to us with other mail address.

VINSIC provide 18 months product Warranty. If item defective in 3 Month, We will offer replacement without extra Charger. If item

Defective after 3 Month, Buyers can still send it back, we will replace or repair the product. Buyers might need pays the shipping

fee for resend the replaced item.

All VINSIC products are high quality ones. We never contact customer to revise the bad feedback, which we have the confidence to show the real feedback to our customer, so if you have any issue for your order, please contact us, we will provide the 100% satisfied solution for our customer. However if we noted any customer to give us bad feedback (fake feedback) in order to get the full refund, we will pull this customer to the black list and never deal with them in the future.