Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2017

Significant Accounting Policies [Abstract]

Inventory

Inventory consisted of the following:

	March 31, 2017		December 31, 2016
Raw materials	$	63,164	$	68,447
Finished goods		4,247		4,617
Total inventory, net	$	67,411	$	73,064

Potential Common Stock Equivalents Excluded from Calculation of Diluted Net Loss per Share

Diluted net loss per share is the same as basic net loss per share for all the periods presented, as the effect of the potential common stock equivalents is anti-dilutive due to the loss in each period. Potential common stock equivalents excluded from the calculation of diluted net loss per share are as follows:

	As of March 31,
	2017		2016
Options outstanding		37,432,023		22,089,527
Warrants outstanding		149,733,227		88,301,079
Total		187,165,250		110,390,606