Quarterly report pursuant to Section 13 or 15(d)

EQUIPMENT - Schedule of net equipment (Details)

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EQUIPMENT - Schedule of net equipment (Details) - USD ($)
Dec. 31, 2019
Mar. 31, 2019
Equipment [Line Items]    
Equipment, Cost $ 814,178 $ 718,448
Accumulated Depreciation 604,585 525,920
Equipment, Net 209,593 192,528
Computer and electronics [Member]    
Equipment [Line Items]    
Equipment, Cost 301,506 286,855
Accumulated Depreciation 259,314 243,346
Equipment, Net 42,192 43,509
Furniture and fixtures [Member]    
Equipment [Line Items]    
Equipment, Cost 36,795 36,795
Accumulated Depreciation 30,651 29,648
Equipment, Net 6,144 7,147
Demonstration equipment [Member]    
Equipment [Line Items]    
Equipment, Cost 352,694 271,615
Accumulated Depreciation 204,494 147,257
Equipment, Net 148,200 124,358
Manufacturing Equipment [Member]    
Equipment [Line Items]    
Equipment, Cost 88,742 88,742
Accumulated Depreciation 86,582 86,230
Equipment, Net 2,160 2,512
Tools and parts [Member]    
Equipment [Line Items]    
Equipment, Cost 11,422 11,422
Accumulated Depreciation 7,431 6,779
Equipment, Net 3,991 4,643
Assets under capital lease [Member]    
Equipment [Line Items]    
Equipment, Cost 23,019 23,019
Accumulated Depreciation 16,113 12,660
Equipment, Net $ 6,906 $ 10,359