WCDMA 2100MHz Signal Booster / 3G Signal Repeater with Sucker Antenna Filter-Backpack to stretch the deformed PCBA

to stretch the deformed PCBA easily for heating fit by buckle lock

fast heat dissipation and stable performance

LED: 7 colours backlight

And please do not force it to be installed in mobile device

Pro-M battery capacity: 1500 mAh

WCDMA 2100MHz Signal Booster / 3G Signal Repeater with Sucker Antenna Filter-Backpack to stretch the deformed PCBAWhy to use 1. Cell phone becomes especially helpful when people get into critical situations. In case of emergency a timely call can save life of somebody. 2. Unfortunately, there are still some places where one can find themselves out of coverage. Usually those places are either too far from the cell phone base station or located inside underground constructions, for example: 1) Parking lots, tunnels 2) Big stores, office buildings 3) Cars, boats