How to turn the lights on or off
Depending on the model of Kingbull electric bike, there may be slight differences in how the lights are operated：
Voyager: Long press "+", the headlight turns on or off, and taillight are operated by the red button for left/right indication.
Rover: Long press "+", the headlight/taillight turns on or off.
Literider: The light button at the handlebar turns " * " the headlight on or off and the tail light comes on automatically when the brakes are applied.
Discover/Discover ST:Long press "+", both front and rear lights turn on or off simultaneously.
