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Equipment and Leasehold Improvements (Table)
12 Months Ended
Jun. 30, 2021
Equipment and Leasehold Improvements [Abstract]  
Summary of Major Categories of Equipment and Leasehold Improvements

Estimated

useful lives (in years)

2021

2020

Machinery and equipment

5 - 10

$

593,595

$

593,595

Furniture and office equipment

5 - 10

357,351

357,351

Tooling

5

4,407,535

4,310,917

Computer & technology equipment

3 - 5

821,371

658,028

Leasehold improvements

3 - 10

3,074,421

2,682,933

Assets in progress

N/A

276,054

327,348

9,530,327

8,930,172

Less: accumulated depreciation and amortization

8,249,147

7,946,531

Equipment and leasehold improvements, net

$

1,281,180

$

983,641