ecos BTC Mining Investment Cloud Mining Min Invest 150$ Profit Estimated(1Year 943$) Minimum Withdrawal 0.0013 BTC Here You Can Buy Antminer Mining Machine Too. Easiest and most efficient way to earn from mining. cryptocurrency without having to buy and maintain your equipment. Earn a stable passive income without the risk and difficulty of unnecessary free mining. Mining companies provide a complete set of equipment, software, electricity, configuration and maintenance. Here’s where it’s worth it, he can buy electricity cheaper than anywhere else.