Warranty Period:

Our battery warranty period is two years from the carrier delivery time.


Warranty Contents:

1. During the warranty period, we offer the following warranty services to our customers:

  • Provide technical support and customer service.
  • Free repair services, including parts, labor costs, round-trip shipping costs
  • If we cannot repair your battery, we will offer a replacement battery of equal value.

2. Outside the warranty period, we offer the following services to our customers

  • Provide technical support and customer service.
  • Paid repair services (costs include, but are not limited to, battery testing, replacement parts, labor, round-trip shipping, etc)


Exclusions from Warranty Contents:


  • Belongs to the range of natural battery degradation (Notes on natural battery degradation and costs)
  • Battery damage caused by user negligence or improper use, such as overcharging, over-discharging, use of improper chargers, etc.
  • Battery damage caused by accidents or external forces, such as dropping, immersion in water, etc.
  • No battery charging for a long time (at least twice a month for the battery)
  • Battery damage caused by unauthorized repair or replacement of parts.


Warranty Procedure:

If you believe your battery has a quality issue, please follow these steps:

Step 1: Contact our customer service team and provide your purchase proof and a detailed description of the battery issue.
Step 2: Our customer service team will guide you through the warranty procedure and provide relevant support.
Step 3: If we confirm that your battery is covered by the Qualisports warranty policy, we will provide you with free repair or replacement service.


Applicable Law:

Warranty is valid only in the Continental United States only. This battery warranty policy is governed by California law. Any terms or provisions that do not comply with this policy will be deemed invalid. We reserve the right to change or amend this policy at any time without notice.