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13. ACCRUED WARRANTY (Tables)
12 Months Ended
Dec. 31, 2017
Accrued Warranty Tables  
Warranty reserve activity
    December 31,     December 31,  
    2017     2016  
Beginning accrued warranty costs   $ -     $ -  
Cost of warranty claims     5,731       -  
Settlement of warranty claims     (5,731 )     -  
Provision for product warranty costs     5,000       -  
Ending accrued warranty costs   $ 5,000     $ -