If defective on arrival, the customer will receive a whole refund instantly and no return of your miner is needed. You will get an prolonged 12-thirty day period warranty and no cost added providers when you buy a Care Protection Prepare. 채굴기의 가격은 수시로 변경됩니다. 가격은 낮을 수도 있고 높을 https://bitmancentre.com/product-tag/bitmain-antminer-s19-xp-hyd-255th/