Main functions:  massage seat cushion, three-level heating mode, waterproof fabric, flame-retardant foam, equipped with a ETL /EU certified 10,000mAh power bank. Product information: Universal Seat Cover • One-Button Heat Control • Adjustable Anchor Straps • Power Storage Pocket • Folding Design • Power Bank Included Packaging: 1 item in one color box Product Size:Dimensions: 33.02" x (W) 13.52" x (D) 1",  gift box size: carton size: N.W.: G.W.: Accessories: 1x 10000mAh Power Bank 1x USB-A to USB-C Charging Cable Warranty: 1-Year