Thank you for purchasing Threezero product! Please provide us the following information on warranty.threezerohk.com or e-mail to [email protected] within 14 days upon receipt of product (otherwise warranty will be forfeited):

Online registration
  • 1. Fill in the Registration Form and upload images of the completed warranty sheet and invoice or receipt.
either or

E-mail registration
  • 1. Type the Warranty Sheet number on the e-mail title
  • 2. Attach a copy of completely filled Warranty Sheet in jpg format
  • 3. Attach a copy of order receipt / invoice in jpg format

A confirmation e-mail will be sent shortly and the date of the 1-year-warranty starts from the day of the confirmation e-mail. The warranty expires after 1 year without prior notice.

Terms & Conditions