Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited)

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Consolidated Balance Sheets (Unaudited) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Current assets:    
Cash and cash equivalents $ 37,081,000 $ 17,564,000
Restricted cash 204,000 312,000
Accounts receivable, less allowance of $3,928 and $4,017 in 2021 and 2020, respectively 3,819,000 3,059,000
Inventory 12,715,000 11,157,000
Prepaid expenses and other current assets 1,521,000 3,018,000
Total current assets 55,340,000 35,110,000
Property, plant, and equipment, net 916,000 782,000
Goodwill 2,926,000 2,926,000
Right of use asset 1,842,000 1,976,000
Other assets 225,000 231,000
Total assets 61,249,000 41,025,000
Current liabilities:    
Accounts payable 3,502,000 2,651,000
Accrued liabilities 6,461,000 6,667,000
Deferred revenue, current portion 2,056,000 1,905,000
Current portion of term loans, net of discount 700,000 0
Total current liabilities 12,719,000 11,223,000
Deferred revenue 333,000 374,000
Warranty accrual 507,000 384,000
Non current term loans, net of discount 12,703,000 16,186,000
Non current operating lease liability 1,602,000 1,774,000
Other liabilities 129,000 1,056,000
Total liabilities 27,993,000 30,997,000
Commitments and contingencies — Note 11
Stockholders' equity:    
Series F Preferred stock, par value $0.001 per share; 18 shares authorized, 0 and 1 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively 35,000 118,000
Common stock, par value $0.001 per share; 180,000 shares authorized, 151,236 and 97,709 shares issued and 151,191 and 97,663 outstanding as of June 30, 2021 and December 31, 2020, respectively 151,000 98,000
Additional paid-in-capital 292,517,000 261,573,000
Accumulated other comprehensive loss (468,000) (385,000)
Accumulated deficit (258,979,000) (251,376,000)
Total stockholders' equity 33,256,000 10,028,000
Total liabilities, redeemable preferred stock and stockholders' equity $ 61,249,000 $ 41,025,000