Medi Heat Packs warrants this heater to be free from defects for a period of twelve (12) months from the date of the original purchase subject to the following conditions. Medi Heat Packs will replace the faulty products free of charge (other than delivery costs) providing the product is used in accordance with the operating instructions and providing the customers retuns the faulty products to Medi Heat Packs at the customer own expense (delivery cost). This warranty does not cover any damages due to accidents, punctures, plastic casing melting as a result of the product by the customer. NO REFUND after 14 days of Purchase date. Thank you!