Children's Calculus Training Machine - Chinese - Blue

All our products come with an official manufacturer warranty valid for 12 months (unless otherwise stated in the product description).

The warranty covers any manufacturing defect or hardware failure under normal use.

In case of an issue, the product will be repaired, replaced, or refunded according to the manufacturer's policy.

This warranty does not cover damage caused by misuse, impact, drops, or unauthorized repair attempts.

To request warranty service, please keep:

Your proof of purchase (invoice or receipt)

The original packaging, if possible

Our customer service team is available to help you with the process.