Within 3 months from the date of sale, if the BMS cannot be used properly due to the quality of the product itself during proper wiring and regular use, the customer is entitled to a replacement only service.

Within one year from the date of sale, if the BMS cannot be used properly due to the quality of the product itself during proper wiring and regular use, free warranty service will be provided.

Directly contact the exclusive customer manager or online customer service when purchasing products, and provide you with 24-hour service to ensure you have no worries after sales.