Consultation about GPS tracking devices

Hello! I'm working with GPS tracking systems for 9 years. I have developed GPS tracking applications that are using in Russia, Turkey, Belarus, Ukraine, Azerbaycan, Emirates and Australia. For GPS tracking you can use more than 40 tracking devices or android smartphones. System supports fuel level and fuel counter sensors. My skype id is antonad. Demo is avaliable here: [login to view URL] test 111222 Also I am ready to help you choosing GPS tracker.