Property and Equipment
 12 Months Ended
Dec. 31, 2015
Property and Equipment  
Property and Equipment

 

3 — Property and Equipment

 

Property and equipment consist of:

 

 

 

As of December 31,

 

 

 

2015

 

2014

 

Computer software and hardware

 

$
404,950

 

$
303,076

 

Furniture and fixtures

 
267,643

 
198,253

 

Leasehold improvements

 
191,139

 
182,105

 

Machinery and equipment

 
963,897

 
849,852

 

Tooling in-process

 
46,695

 
42,315

 

 

 

 

 

 

 

 

 
1,874,324

 
1,575,601

 

Accumulated depreciation

 
(968,702

)
(780,766

)

 

 

 

 

 

 

Total

 

$
905,622

 

$
794,835

 

 

 

 

 

 

 

 

 

 

Depreciation and amortization expense of property and equipment was $187,936 and $110,557 in the years ended December 31, 2015 and 2014, respectively.