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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)
3 Months Ended 12 Months Ended
Mar. 31, 2019
USD ($)
Segment
Mar. 31, 2018
USD ($)
Dec. 31, 2018
USD ($)
Jan. 02, 2019
USD ($)
Number of operating segments | Segment 1      
Cash, FDIC insured amount $ 250,000      
Cash uninsured amount 5,679,000   $ 11,726,000  
Allowance for doubtful accounts receivable, current 0   0  
Bad debt expense (recoveries) $ 2,345    
Advertising and promotion expense $ 539,000 $ 522,000    
Product warranty term 1 year      
Operating lease right-of-use $ 749,114   $ 0 $ 805,000
Lease liabilities $ 751,756     $ 805,000
UNITED STATES        
Reveune percent 81.00% 100.00%    
Customer [Member] | Accounts Receivable [Member] | UNITED STATES        
Reveune percent 87.00%   87.00%  
UNITED STATES | Customer [Member] | Revenue [Member]        
Reveune percent 53.00% 75.00%