Card Type Microbt Whatsminer M20S Excellent Cooling Performance Well Packaged

Whatsminer M21S -- Whatsminer M21S-54Th/s 3240W -- Preorder -- Guaranteed quality

Model Whatsminer M21S from MicroBT mining SHA-256 algorithm with a maximum hashrate of 54Th/s for a power consumption of 3240W.

We Promise:
1. 100% Guaranteed quality
2. 100% Guaranteed fast shipping
3. 100% Guaranteed lowest price

AFTER-SALE SERVICE

Sold Service

The Miner Machine is different with consumer products of life , It is customized according to customers' needs. Please investment carefully . after deal then is agreed the sold condition of service as below :.

• The Miner Machine have 180days warranty and guarantee period.
• *The final price only after received order 100% payment then confirm.
• The price of mining machine changes every day.Based on the real-time price at the time of customer transfer.

Warranty failure

• The Miner Without authorization to disassembly Machine / Without authorization to change or Replacement device .
• The circuit boards burned or burned；
• Inflow water,Damage caused by damp and corrosion of circuit boards and components
• Please contact with us as soon as possbile if you get the thing happened above . we will help you to solution within short time and tell your our service center the location nearly you.