Brand-new Bike Gps Device with Hard Layer Situation for apple iphone 4 / iPhone 4s.
It quickly fits your bike / bicycle.
It permits you to quickly attach your phone to your bike and easily remove it.
It secures the phone in the challenging case.
It permits you to use your phone's navigation device to assist you to your destination and view the instructions on the phone.
It has opening for the camera lens so you can take photos and utilize the phone's buttons.