v3.19.1

Inventories (Details) - USD ($) | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Schedule of inventories |  |
Raw materials | $ 23,050 | $ 19,342
Finished goods | 1,498 | 1,165
Reserve for obsolete inventory | (1,500) | (1,850)
Inventories | $ 23,048 | $ 18,657

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