6. ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Accrued liabilities	$ 194,294	$ 68,453
Patent Costs
Accrued liabilities	6,851	11,600
Accrued Compensation
Accrued liabilities	144,193	55,493
Warranty Costs
Accrued liabilities	13,923	428
Other
Accrued liabilities	$ 29,327	$ 932