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Property and Equipment
3 Months Ended
Mar. 31, 2016
Property, Plant and Equipment [Abstract]  
Property and Equipment
Property and Equipment
Property and equipment consist of the following:
 
 
March 31, 2016
 
December 31, 2015
Computers
$
70,961

 
$
66,945

Research equipment
305,066

 
305,066

 
376,027

 
372,011

Accumulated depreciation
(211,460
)
 
(191,089
)
 
$
164,567

 
$
180,922


Depreciation expense was $20,370 and $6,693  for the three months ended March 31, 2016 and 2015, respectively.