The
price of mining machines often varies according to such variables as
the exchange rate, phantom currency prices, and network difficulty. Does
not accept refund requests or returns.

After-sale service:

1.Due to special merchandise, no refunds or returns are accepted after delivery

2.
Due to market fluctuations, product prices may be adjusted at any time
after your purchase. We do not assume the obligation of prior notice and
price compensation.

3. Used machine We guarantee power and power parameters, but the appearance is not guaranteed. Please consider before buying.

warranty service:

1. 90 days from the date of shipment

2.
If it is a warranty policy, a defective miner can repair it for free;
after the warranty period, the machine needs to pay for repairs
according to the actual situation.

3.
The following events will invalidate the warranty: Customer first
removes/replaces any component by itself; damage caused by lightning or
voltage surges; scorched parts on a stray board or chip; miners/circuit
boards/components infiltrate due to wet conditions Or corrosion and
damage.

4. Pay shipping fees when shipping replacement parts during the warranty period

5. If you have any questions when receiving the package, please communicate with customer service.