Using this model is straightforward. Just connect it to an analog - DC power source and watch it run. Since it has moderate gearbox noise, don't be too alarmed as it's normal for this model. When handling it, be gentle because it's a fragile brass item. To keep it in good condition, store it in a dry place away from direct sunlight. If the model gets dirty, use a soft, dry cloth to clean it. Don't try to disassemble it on your own as it may cause damage. If you have any issues, contact us and we'll help you out under our 30 - day satisfaction guarantee.