Battery Dual SIM Kit iphone

Description: This is a Portable Power Pack with Dual SIM adopter to use with your Original Apple iPhone , , No Need to Open your iPhone or any driver to install, plug & Play Easy to use. Now You Can Use Two Different Network SIM Cards in One Apple iPhone without Cutting your Card, Supports 3G Cards and 3G Networks. Complete 4-in-1 iPhone Swiss Army Kit, 1900mAh Portable battery + USB Cable + Dual SIM adaptor + Protective SLIM Design Case . No Need To Carry 2 Phones Around any more, Never Misplace Your 2nd SIM CARD anymore. Powerful but simple STK menu to manage your 2 simcards The Only Dual SIM in the Market that Supports UMTS/3G Cards and 3G Networks Easy Plug-&-Play no Software or Driver to Install. Select your principal number to make calls from STK menu at any time and divert the primary number to receive calls on the 2 numbers at any time very simple operation and a must use for any person with 2 different network simcards. Features: Very Convenient for travelers wishing to use 2 different simcards while traveling Support UMTS/3G Cards and 3G Networks Double simcard Use 2 difference SIMCARD with your iPhone for your Journey Portable power pack ( Enough Power to hold your iPhone for Days while you are traveling) Protective case ( made with same material used in iPhone, scratch proof ) USB cable ( Hidden USB cable for your data connection anytime, anywhere always with you ) Very convenient 4-in-1 Kit Specifications: Input Voltage：DC5V Output Voltage：DC5V Output Current：700mA Battery Voltage/Capacity：3.7V/1900mAh More Than Six hours of talk time for iPhone 3G Product Size：128*66*20mm Product Weight：about 88g Note: Once you've chosen to another sim card, it will have a message "No SIM Card installed", please wait 1 or 2 minutes, it needs aound 1 ~ 2 minutes to search, during this time, "No SIM" will appear in the top right of your iphone's screen. When the battery is with the case, the LED will be always on (blue). When the battery is being charging, it will be in Red. For sync with PC / charge with PC / Mac, please turn the Charge Button to "OFF" - This devices does NOT support DUAL STANDBY Mode but you can switch between them