แบตเตอรี่ / แบตเตอรี่สำรองแบบพกพา / ธนาคารไฟฟ้า (DYial1800

Daoyi International Limited, established in August 2008 in Hong Kong, is a leading and advanced manufacture of mobile phone accessories. We have been committed to bring you the best accessories available to complement your mobile lifestyle. We are focused on providing you the best portable backup battery for iPhone, iPad, Samsung, HTC, etc. And USB car charger, Battery Chargers, Natural leather cases, Screen protector. Our manufacturing Center is located in Shenzhen, while we set up overseas sales and support center in Hongkong.

As one of the first factories to focus on mobile backup batteries in China, our products have been exported to over 60 countries. Our mission is to enrich and improve your mobile lifestyle with our products. Currently, we are on the way and never stop.
Since Daoyi International Ltd's inception, we attach great importance to product development and quality. Daoyi is the ISO9001: 2000 certified company, meanwhile all our items get the certification of CE, FCC, RoHS, UN38.3, Allianz insurance etc. Most of our products series have been patented, and we get the HI-TECH Award in 2010 from the Government.

Except our own brand, we can also provide OEM and ODM services according to customers' requirements. Through years of hard work, we have gained an excellent reputation in the industry, with particular emphasis on quality and customer service.

Daoyi International Ltd regards "Creating value for customers is the only reason for our existence" as our tenet. We will continue to keep innovative and enterprising, committed to being the world's most remarkable mobile phone accessories suppliers of products and services. Join US and Feel Free to Contac Us.
Capacity:1800 mAh
Voltage:5V
Surface Technology:White UV
applicable to iPhone 3G 3GS 4G 4S backup mobile power charge terminal is MicroUSB connection cable, and output terminals is Apple male head.  
Product Features: Fashionable appearance, in line with human body mechanics, feel comfortable and exquisite.
High performance polymer cells.
Microcomputer security circuit provides full protection. Smart power display is designed in an elaborate way.
Quick charging technology, service life of circulated charge/discharge up to 500 times.
Data synchronization technology, when this product is used via being connected to iPhone4/4s, it could realize data synchronization with iTunes.
Connection is implemented via connecting cable include in the package.