Dual SIM card dual standby adapter Flex with Protective Case for iPhone 7 Plus

Battery capacity :3.7V/2500mAh Li-polymer
Material:TPU
Input :DC 5V/1A( lightning female)
Output :DC 5V/1A
Sim Type:Mirco SIM
Network Standard:GSM
Network band: GSM850MHz/EGSM900MHz/DCS1800MHz/PCS1900MHz
Color:Black/Gold/Rose gold