Microbt BTC Miner Machine M21b 28t
Product Description
Aladdin M21b 28T Is The machine is a dual-cylinder, dual-cylinder power supply
Second-hand machine.Generally send one machine one code test
video.No after-sales package.Note before placing an order
prodduct name:
| M21b 28T | Keywords: | BTC Miner Machine |
Manufacturer:
| M21B | Model No: | 28T |
Rated calculating power
| 3500w,±5% | Noise: | 75dB |
Chip efficiency:
| 0.084J/GH | Operating temperature: | 0.°C-40°C |
After-sales precautions
1.M21b 28T The main features of equipment: one machine, saving
space.
Second-hand machine.Generally send one machine one code test
video.No after-sales package.Note before placing an order
FAQ
Q1: How can I get your latest coin mining machine and price list?
A1: Please provide your contact information (Such as
Facebook,Email, Whatsapp, Skype, Trademanager, Wechat) to us. We
will contact you and send our quotation to you as soon as possible.
Q2: How about the payment?
A2: We mainly support MoneyGram, D/P, etc.
Q3: How about the delivery time?
A3: Since you orders, we will send crypto mining machine to you as
soon as we can. The average time is about 3-7 weeks.
