After Sale

7 Days Free Return and Warranty

15 Days Free Replacement and Warranty with Non-human Hardware Quality Issues

One Year Warranty for the Functionality Failure Products Not Caused by Human

( The return and replacement of goods must provide valid purchase vouchers)

About After-sales Service:

We value every customer’s experience. If you have any questions after receiving the goods, please contact us in time.

National After-sales Service Hotline:


Monday to Friday: 9:00 am-18:00 pm

Note: Products cannot be disassembled. Returned goods with fault description  should be  complete such as packaging, accessories, brochures, warranty cards, etc. The appearance of returned goods is not damaged or stained caused by human. 


Smart4U is the leading Smart Helmet company. Get your Smart Helmet today.
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