For imported goods, there is dirt and rubbing, there may be. Not to be. Easy processing and wiring installation may be in need of a twist. [AM software r & d Dept. Warranty] you and make new products and exchange in normal condition and if you breakdown, use the product within 3 months from date of purchase. To make sure you email us before you order, thanks. taozon38 @ GMAIL. [Amazon. com Warranty for excluded] Shaped Top; Used on heavy duty, mistakes, or breakdown caused by an accident, or painted surfaces, plated for rust fading and breakdown of the spring and the features above, not affect sound, vibration, oil smears, no crack etc., earthquake, Typhoon, depending on the fires in 天災 such as water damage and accidents and fire any defective, please check the other consumable parts and additional item (lamp, hoses, fuse, the belt photographed, seals), New item, when you install it again the processing costs and 工賃 etc.