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Quick Details

Place of Origin: China (Mainland)
Brand Name: delong
Model Number: DL-0821
Type:
Socket Type:

Specifications

 2014 super slim new design high capacity 10000mah portable power bank

 Capacity

 10000mAh

 Internal battery type

 high quality li-polymer battery

 Input

 DC 5V 1A

 Dual outputs

 DC 5V 1A;DC 5V 2A

 

 Size

 131*82*14mm

 Net Weight

 226g

 Charging time

 5-6 hours

 Lifecycle

 over 500 times

 Warranty

 one year

 Application

 iphone/ipad,mp3,mp4 player,tablet pc,smart phones,GPS,PSP,digtial camera and other devices

 Colors

 gree,pink,yellow,white,etc

 Case Material

 ABS surface,stainless steel back

 Convertion Efficiency

 80-85%

 Protection Circuit

 over-charge,over-discharge,over-current,short circuit

 Certificates

 CE,ROHS,FCC

 RMA

 0.3-0.5%

 

How to select the creditable power bank for your device ?

 As there are various brand power banks in our current market .consumers don't know much about power industry, their buying tends to only look at the capacity and price of the power bank, leading to many dangerous mobile powers entering into market. What brands supply mobile power of best quality? Which brand is a good external battery brand for cell phones? What are the mobile power prices? Here those questions will be analyzed.

Please check the following factors when evaluates a potential power bank  :

1. Select  A high quality mobile power supply should have such functions : over-discharge protection function , over-current protection ,over-charge protection ,short-circuit protection functions ,generally ,the famous brand will be more creditable than normal brands 
2. Focus on the power conversion rate, and it is enough to choose a product that suits your devices. Don't be greedy for high voltage and low price because usually power banks with low prices but many features will be easy to cause problems, voltage instability or even explosions. Select mobile power capacity according to the device power consumption. In general,usually for 5000-10000mAh  can charge the smart phones for 5 to 6 times, or tablets about 2 or 3 times. It is recommended to select power banks with above 70% conversion rate.
3. Purchase universal type products, because universal mobile power is generally equipped with more than 3 adaptors, applying  any charging models. To charge the tablets or laptops, select mobile power supply with current of 2A.
4. Please be alerted on the actual capacity of the power bank ,as there are many power banks in our market marked the fake capacity to attract the client . DeLong Brand promised we never mark the fake capacity on the power bank ..
It depends on what capacity the mobile power is of, and also what mobile power batteries are made of. On the Internet, many people say that 10000mAH to are sold on 7 to 8 dollars. But it is understood that this kind of mobile power batteries are 18650 batteries, and second hand batteries, without security assurance, but false capacity. So their price is low. It is suggested that consumers don't focus too much on prices. Generally good products cost 14 to 70 dollars. It is more important to focus on brand credibility and buyers recommendation of the mobile power to measure which brands are worthy buying.