For important security parts, please ask a professional shop with reliable technology and experience. [With a Hit Manufacturers Warranty] In case of failure in normal use, we will replace it with a new product within 3 months from the date of purchase. Please make sure to contact us in advance by e-mail. taozon38@gmail.com (Excludes the scope of warranty) Disruptions caused by overuse use, mistakes, or accidents Paint fading, rust from plating, spring or other failure Due to function, unaffected sounds, vibrations, oil bleeds, cracks, etc. Earthquakes, typhoons, water damage, and other conditions caused by fire, etc. Consumable parts and included Product (lamps, hoses, fuse, belts, seals) / Processing expenses when reinstalling new products.