Customer: Do you have any warranty?
HOPIDY: Yes, all parts are with warranty, most parts are with 1year warranty.
Customer: How many days after the product is delivered to my address?
HOPIDY: Usually you will receive the parts about 2 weeks after payment. If large quantity, like 1000pcs or ship by sea, the delivery time will be longer, please contact us for more details.
Customer: Can I buy 1pcs for my own use？
HOPIDY: Sorry we don’t work for personal orders, only work with parts companies or distributors, if you need buy 1pcs for your own use, you can buy from our Amazon store (ECU unit and nox sensor) or Aliexpress store (some other parts)
Customer: How to pay?
HOPIDY: You can pay us by bank transfer, west union.