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6. EQUIPMENT (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Equipment | $ 1,650,096 | $ 1,327,722
Accumulated depreciation | (1,195,030) | (1,024,623)
Equipment, net | 455,066 | 303,099
Depreciation expense for year ended | 157,107 | 132,632
Computer hardware and software |  |
Equipment | $ 398,520 | 308,767
Estimated useful lives | 3 years |
Machinery and equipment |  |
Equipment | $ 426,885 | 316,945
Estimated useful lives | 5 years |
Molds, tools and dies |  |
Equipment | $ 760,563 | 651,063
Estimated useful lives | 5 years |
Office furniture and fixtures |  |
Equipment | $ 64,128 | $ 50,948
Estimated useful lives | 5 years |

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