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Bitcoin BTC Miner Second Used Whatsminer M21S 50T 52T 54T 56T 58T High Hashrate Blockchain Miner Whatsminer M21S
4. For more details or technology support, please contact with sales.
Second used Whatsminer M21S 1piece
Whatsminer M21S(50T 52T 54T 56T 58T)
Also known as
-5 - 35°C
10 - 90 %
1. As the price of miner is changing anytime with the cryptocurrency market, we will not accept refund requests or returns after delivery.
2. Please provide the correct and full name, tell ,address when you place order.
3. The miner is second used one and please don’t place order if you mind.
4. The miner required input voltage is 220V. Wrong input voltage may make miner damaged.
5. All import tax or duty cost are not included, we will make lower declared value for your customs clearance if you didn’t mention when place order.
1. About the Used miner:Before shipment of each used miner, it will be strictly tested by professionals to ensure the hash rate of theminer and provide customers with test video/pictures and status pageif you need; We will provide free repaire service within 60 days after delivery and the round-trip freight shall be borne by the customer. In addition, we do not rule out providing daily use problem solving or other relative services in a reasonable range.
2. About the Brand new miner:All new miners haveafter-service which provided by the original manufacturer. Please read the user manual and contact the after-service center if need.