Property and Equipment - Schedule of Property and Equipment (Details) - USD ($)	Dec. 31, 2018	Mar. 31, 2018
Total property and equipment	$ 2,984,317	$ 1,354,484
Less accumulated depreciation	(341,330)	(113,158)
Net property and equipment	2,642,987	1,241,326
Leasehold Improvements [Member]
Total property and equipment	81,744	17,772
Furniture and Fixtures [Member]
Total property and equipment	46,274	8,102
Vehicles [Member]
Total property and equipment	103,511	89,388
Equipment [Member]
Total property and equipment	2,642,997	879,871
Tooling [Member]
Total property and equipment	$ 109,791	$ 359,351