Official whatsminer CB2 V8 mother board original M20s M21s control board replacement
we accept USDT,TT Payment,Paypal,Bank Transfer etc,more option please contact us.
Q: What is the lead-time
A: We will ship the goods to you after we receive your payment 3-7days,In order to ensure that the products we ship are in good condition.
Q: What payment method do we support?
A: We support bank transfer,USDT,Alipay,money grand,TT payment.
Q: How do we insure the goods did not get damage during the transport?
A: We will use strong carton packing to avoid damage,and we can purchase transportation insurance in advance to reduce the loss of in the transport.we will take care the goods as much careful as we can.
Q: What should do if have a problem after receiving the goods.
A: If there is any problem after receiving the goods,please contact us within 3days,we will give you our best AFTER-SALE service.
More questions please feel free to send us inquiry at any time!