4. Property and Equipment

6 Months Ended

Jun. 30, 2016

Property, Plant and Equipment [Abstract]

Property and Equipment

At June 30, 2016 and December 31, 2015, property and equipment consists of the following:

	June 30, 2016			December 31, 2015
		(unaudited)
Office equipment	$	28,040		$	65,051
Furniture and fixtures		2,880			4,075
Testing Equipment		18,199			12,914
Subtotal		49,119			82,040
Less accumulated depreciation		(29,059	)		(60,242	)
Total	$	20,060		$	21,798

Depreciation expense for the six-month periods ended June 30, 2016 and 2015 was $3,680 and $6,543, respectively. During the period ended June 30, 2016, the Company disposed certain property and equipment with aggregate costs of $38,206 and accumulated depreciation of $34,863 which resulted in a loss of $3,343.