Top Wheel,designed for Self Balancing Scooter .Scooter can be connect with mobile phone bluetooth, then driver can choose control the scooter by remote control or by mobile phone.
It can show you the status of your Self Balancing Scooter any time and record your active track easily.
It can also show you all the active tracks in the resent one year by date query function.
Request android4.3 or above.