Accrued Liabilities (Details) - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Accrued Liabilities [Abstract]
Accrued vacation and benefits	$ 68,107	$ 69,025
Accrued expenses relating to vendors and others	156,309	136,681
Accrued warranty costs	20,000	20,000
Accrued interest payable relating to stockholder notes	160,591	115,039
Deferred rent	15,727	22,059
Accrued liabilities	$ 420,734	$ 362,804