Accrued Expenses Other (Details) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Accrued Expenses Other
Accrued expenses, other	$ 224,404	$ 185,656
Accrued interest	821,620	1,238,553
Accrued warranty costs	91,531	91,531
Total accrued Expenses	$ 1,137,555	$ 1,515,740