Accrued Liabilities (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Accrued Liabilities [Abstract]
Accrued wages and benefits	$ 43,819	$ 52,753
Accrued expenses relating to vendors and others	170,612	128,114
Accrued warranty costs	20,000	20,000
Accrued interest payable relating to stockholder notes	111,635	329,801
Deferred rent		74,689
Accrued liabilities	$ 346,066	$ 605,357