Warranty Provision (Tables)

9 Months Ended

Dec. 31, 2019

Product Warranty Accrual, Balance Sheet Classification [Abstract]

Schedule of warranty provision

	$
Balance, March 31, 2018		–
Provision for warranty		121,345
Balance, March 31, 2019		121,345
Provision for warranty		2,711,213
Warranty related costs		(458,390	)
Balance,  December 31, 2019		2,374,168