1, Since the prices and goods condition changes everyday, please reconfirm the REAL-TIME price when you placing the order.
2, Products pictures on our website are shown for customers reference, the real one maybe a little different due to different light environment or display.

1, Domestic default voltage is 220V in China, if your country or farming with different voltage standard, please make clearly about the power requirements before purchasing,

2, If it is necessary to match an adapter according to the real power supply, please buy it on your market.

1, In low power mode, max hashrate should be typ hash rate*103%,

2, Min condition:25℃,Min J/TH, typical hashrate. MAX condition: 40℃,Max J/TH, max hashrate.

3, Caution: wrong input voltage may probably cause miner damaged.

4, Typ condition: min reference power, typical AC input voltage. Max condition:max reference power, min AC input voltage.

5, including PSU size,

6, including PSU weight,

7, max condition: Fan is under max RPM(rotation per minute)

1. We have our own warehouse to keep miner, and also we have our own test and repair center. So, we will provide the test video within the SN code before we send out every second hand machine and then clean the machine to make sure every machine is in good condition to run.

2. We are Offcie Chengdu, branch office is in Nanchang, so we have warehouse in some cities like Shenzhen, Nanchang,Chengdu . If you have any chance to come to China, or any your crew, mate is in China, we are happy to invite you come to our place to make some offline busniess talk.

3. We have long term cooperation with 4 International Logistics Company, which are experienced in transporting Miner. So we offer the custom service for most of region.

1, Your feedback is really important for us.

2, Your 100% satisfaction is guaranteed.

3, If you are unhappy with your purchase for any reason, please give us a chance to resolve your concern before leaving feedback.

4, We will response to your email/message within 24 hours, in addition to you positive feedback, we hope you will give us feedbacks on the entire detailed seller ratings.

5, Your better comments will be an encouragements for us to offer better quality and better service in future, thanks.

1, If you have any question or suggestion, please email us or leave message immediately, your message will be answered with 24 hours.

2, We will try our best to solve your problem to your satisfaction.