Car WIFI is used like this:
Method 1:
Car WIFI has USB interface power supply, also has its own power supply. Wireless cat to plug 3G network card, and then the 3G signal will be converted into WIFI signal for WIFI device connection, notebook, tablet, mobile phone all support WIFI devices can be connected.
Method 2:
1.4S shop to buy a car WIFI router, use it as a car WIFI hotspot, the router has a charging interface can be connected to the cigarette lighter above.
2. Apply for a 3G wireless network card in the mobile or telecom business hall and insert the network card into the 3G network card jack of the router.
3. Open the phone WIFI, search the signal on your phone, generally the router is encrypted, you can find the initial password on the manual. So you can use WIFI normally.