Byte is an APP developed by KCQ for controlling electric scooters. Connect the electric scooter through the Bluetooth of the mobile phone. After the connection is successful, the speed, power, light status, gear position, total mileage, and current mileage, riding time, start mode, and other information of the knife vehicle cannot be obtained on the mobile APP. And you can control gears, lights, cruise mode, start mode, etc. on the mobile phone APP, you can also modify the Bluetooth name of the vehicle, turn on or off the car password, in the settings, you can view the vehicle's fault status for easy maintenance.