Fosjoas has designed the exclusive APP for some scooter types, such as K1 motorized skateboard, K2 two-wheeled electric scooter, K3 sitting-posture scooter, U3 SUV scooter or U1 mini scooter. Such an APP can be downloaded from official website and installed in the cell phone. Then, riders can get to know the real-time state of the scooter they ride.