1. First adjust the height of the saddle and the handlebar in the safest and most comfortable position, especially the saddle height, preferably in the course of the ride when the need to stop the feet at the same time the ground.
2. Whether the test brake is effective and reliable, and test whether the power is cut off after the brake, the motor has stopped working.
3. Check the power: When the power is turned on, watch the monitor on the power situation, especially after long-term use, it is particularly important. Also check the electric horn, lighting and other driving safety parts are valid!
4. View the rotating parts: front and rear wheels and pedal, crank, sprocket, chain, flywheel operation is normal, with or without foreign body rubbing touch.