Thank you for purchasing a New CTA Transformer! Complete the 3 steps to receive a free warranty extension for 2 years 1) Add your e-mail address: Email 2) Take a picture of the label: Upload 3) Take a picture of the invoice: Upload or enter the requested data: Serial Number Dealer name Invoice number Date Receive the extended warranty You will receive a confirmation email and the warranty extension after approximately seven days. Check in Junk / Spam Mail as the mails may be there.