If you buy i-fast from this site, you will automatically get a 2-year free warranty. 
Beyond the 2-year free warranty, if you want to keep the warranty, please purchase this product.

 

If you buy i-fast from other certified online shops/distributors/resellers, you can get a 1-year free warranty. 
Beyond the 1-year free warranty, if you want to keep the warranty, please purchase this product.

 

Only include accessories, not include shipping. (Shipping cost should be paid by customer)