Using this HOn3 brass model is easy. Just connect it to an analog DC power source and watch it run. It's important to note that this model is fragile, so handle it with care. When storing, keep it in the original box and foam to protect it. For maintenance, you can gently clean it with a soft cloth to keep it looking good. Check the wheels regularly for any signs of excessive wear. If you notice any issues with the motor noise or operation, don't hesitate to contact us. Also, remember that if you're shipping it back for a return, make sure to pack it well to avoid any damage during transit.