Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Jun. 30, 2021	Dec. 31, 2020
CURRENT ASSETS:
Cash and cash equivalents		$ 41,419	$ 12,645
Accounts receivable:
Trade, net		962	476
Other		136	146
Prepaid expenses		63	334
Inventory		1,342	1,415
Receivable for sale of shares			323
TOTAL CURRENT ASSETS		43,922	15,339
NON-CURRENT ASSETS:
Property, plant and equipment, net		443	448
Operating lease right of use assets		1,251	1,265
Fund in respect of employee rights upon retirement		759	725
TOTAL NON-CURRENT ASSETS		2,453	2,438
TOTAL ASSETS		46,375	17,777
Accounts payable and accruals:
Trade		739	236
Other		2,940	3,469
TOTAL CURRENT LIABILITIES		3,679	3,705
LONG-TERM LIABILITIES-
Operating lease liabilities		904	999
Liability for employees’ rights upon retirement		962	910
TOTAL LONG-TERM LIABILITIES		1,866	1,909
TOTAL LIABILITIES		5,545	5,614
EQUITY:
Common stock, par value $0.0001 per share; 150,000,000 shares authorized at June 30, 2021 and December 31, 2020; 7,914,339 and 3,284,322 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively		1
Additional paid-in capital		215,755	180,339
Accumulated deficit		(174,926)	(168,176)
Total equity		40,830	12,163
Total liabilities and equity		46,375	17,777
Series B Preferred Stock [Member]
EQUITY:
Preferred Stock, value	[1]
Series C Preferred Stock [Member]
EQUITY:
Preferred Stock, value	[1]

[1] Represents an amount less than $1 thousand