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11. ACCRUED WARRANTY (Tables)
3 Months Ended
Mar. 31, 2018
Accrued Warranty Tables  
Warranty reserve activity
   

March 31,

2018

(Unaudited)

   

December 31,

2017

 
Beginning accrued warranty costs   $ 5,000     $ -  
Cost of warranty claims     1,644       5,731  
Settlement of warranty claims     (1,644 )     (5,731 )
Provision for product warranty costs     -       5,000  
Ending accrued warranty costs   $ 5,000     $ 5,000