Prepaid expenses and other current assets (Details) - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Prepaid Expense and Other Assets, Current [Abstract]
Security deposits	$ 48,350
Prepaid insurance	40,222
Advanced payments to suppliers	89,246	8,761
Total prepaid expenses and other current assets	$ 177,818	$ 8,761