Power Bank Charger Sale Collections provide powerful case,backup power Wonderful New Vinsic Alien P2 20000mAh Power Bank 2.4A Dual USB LED Dispaly External Battery Charger for iPhone Samsung Xiaomi Macbook Tablets. Get Discount Now! Only US $36.45/piece at this time. Hurry buy Now before back to normal price! Normal price US $80.99 or you can Check price now. Dont waste your time. Buy Now only in VINSIC Official Store Trusted Seller Store!
Vinsic power bank 20000 mAh uses Lithium-Polymer battery, I want to know what is difference with other power bank?
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 20000mah not only uses the Lithium-Polymer battery, but also chooses the best brand battery in order to make sure our customers’ 100% safety.
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.
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.
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: 20000mAh
Power bank conversion efficiency: 3.7V/5V
Phone inner core conversion efficiency: 80%
The capacity for iPhone6 battery: 1810 mAh
(20000mAh x 3.7/5*80%)/1810=6.5
So 20000mAh Power bank, the total Number of Charger for iPhone 6 is 7 times.
The capacity of commonly mobile phone batteries
iPhone4S: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
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.
Return Policy
If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service
On-time Delivery: If you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).Wonderful New Vinsic Alien P2 20000mAh Power Bank 2.4A Dual USB LED Dispaly External Battery Charger for iPhone Samsung Xiaomi Macbook Tablets
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