Free 2500 Gh/s trial contract (you have to purchase a mining contract to receive payout from free trial contract).
Min deposit: 300 Gh/s.
Min withdrawal: 0.001 BTC.
Referral program: 10%.
Payouts: you can receive payouts daily, weekly or monthly depends on your contract.
Expected ROI: It depends on the difficulty but you can get an idea of your ROI by googling Bitcoin Profit Calculator or visiting: http://www.bitcoinx.com/profit/ (tip: Electricity Rate and Power consumption is 0)

Join here:
https://bit.ly/2JfWsJn