Using this model is easy. Just connect it to an analog DC power source and watch it run. When handling the model, be gentle as it's a fragile item. For maintenance, regularly check the wheels for any debris and clean them carefully. Store it in the original box and foam to protect it from damage. If you notice any issues with the motor or noise level, it might be a good idea to have it checked by a professional. Also, when shipping it back for a return, make sure to use proper packaging to avoid any further damage.