The S19 J Pro is the new flagship model for Bitmain Antminers. This machine is an absolute workhorse that is capable of running 24/7 for up to 6 years +. If you are looking for the most reliable machine in the industry then look no further. Mining Syndicate will be happy to host these machines for you. If you choose to host at home you will need a 240v outlet. Please keep in mind that these machines are extremely hot and noisy. They are not meant to be run inside your home.