1.If the product cannot work, what should I do?
Disconnect the power cord immediately. Put the product on the ground and tap it a few times. Connect the power cord and restart the product again, if it still cannot run, please Contact Us.
1.How long is the limited warranty? And what can I get?
One year. And you can ask for product help or component support.
2.Why should I extend the warranty?
You can get one more year warranty for free. And in that year, if you got any component issues, you can get the substitute with free delivery. (Click to extend warranty)