v3.8.0.1
Inventories (Details) - USD ($)
Dec. 31, 2017
Dec. 31, 2016
Schedule of inventories    
Raw materials $ 19,342 $ 25,712
Finished goods 1,165 2,337
Reserve for obsolete inventory (1,850) (2,773)
Inventories $ 18,657 $ 25,276