The manufacturer warrants this product to be free from defects in workmanship and materials, under standard use and conditions, for a period of one (1) year for the original invoice date. You may, at the time of your original device purchase only, extend your warranty for an additional 12 months for just £125+VAT meaning your device will be covered under a full warranty for 2 years against manufacturer defects or faults. Although it is extremely rare for your device to suffer a malfunction or defect our 1-year extended warranty gives you extra piece of mind and security. If a faulty device is returned directly to us by an official technician, we will replace the faulty device in a timely manner. Damage resulting from misuse, abuse, negligence or accidental damage of your HyaPenPro device will not be covered by this warranty or your initial 12-month warranty. The warranty guarantee and the guarantee are also void if unqualified or unauthorised personnel attempt to repair and/or open the device or if non-approved products are used on the device such as untested, unapproved third-party ampules or cartridges.