We provide a warranty covering materials and workmanship. Our commitment is to ensure your satisfaction with our products. Whether or not an issue falls under warranty, our company culture is to resolve all customer issues to everyone's satisfaction.Warranty: One-year warranty with lifetime maintenance.We provide remote online guidance and software support for convenient remote operation. We offer spare parts for vulnerable components and will replace core components when damaged, along with video or text instructions.We provide after-sales videos and user manuals. In addition, we have a professional after-sales support team. Engineers provide one-on-one service via video, conference, text, and voice, and offer 24-hour support.The lifespan of core components under normal use (excluding human-caused damage) is typically 5-7 years. 90% of problems can be resolved remotely.