Balance Sheets (USD $)	Mar. 31, 2012	Dec. 31, 2011
Current assets
Cash	$ 325,042	$ 371,132
Accounts Receivable (less allowance for doubtful accounts of $0 at March 31, 2012 and December 31, 2011)	370,205	73,312
Prepaid expenses and other current assets	327,055	346,787
Inventory	535,227	539,124
Total current assets	1,557,529	1,330,355
Intangible assets, net	32,447	33,025
Property and equipment, net	227,976	247,858
Total assets	1,817,952	1,611,238
Current liabilities
Accounts payable	747,925	889,481
Customer deposits	147,770	112,218
Deferred revenue	338,549	0
Accrued warranty costs	140,074	135,606
Accrued liabilities	384,942	263,621
Current portion of long term debt	11,221	11,072
Total current liabilities	1,770,481	1,411,998
Long term liabilities
Long term debt	36,777	39,638
Total long term liabilities	36,777	39,638
Total liabilities	1,807,258	1,451,636
Stockholders' equity
Preferred stock, 5,000,000 shares authorized, $0.0001 par value; none issued or outstanding at March 31, 2012 or December 31, 2011	0	0
Common stock, 500,000,000 shares authorized, $0.002 par value; 12,094,487 and 11,854,644 shares issued and outstanding at March 31, 2012 and December 31, 2011, respectively	24,188	23,709
Additional paid-in capital	21,089,755	20,407,748
Deficit accumulated	(21,103,249)	(20,271,855)
Total stockholders' equity	10,694	159,602
Total liabilities and stockholders' equity	$ 1,817,952	$ 1,611,238

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, and other costs not separately disclosed in the balance sheet that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered.

No definition available.