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PROPERTY AND EQUIPMENT, NET | 12 Months Ended
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Dec. 31, 2020
Property, Plant and Equipment [Abstract] |
PROPERTY AND EQUIPMENT, NET | NOTE 5:- PROPERTY AND EQUIPMENT, NET The components of property and equipment, net are as follows (in thousands):
|  | December 31, |
|  | 2020 |  |  | 2019 |
Cost: |  |  |  |  |  |
Computer equipment |  | $ | 725 |  |  | $ | 723 |
Office furniture and equipment |  |  | 298 |  |  |  | 293 |
Machinery and laboratory equipment |  |  | 612 |  |  |  | 604 |
Field service units |  |  | 1,626 |  |  |  | 1,420 |
Leasehold improvements |  |  | 333 |  |  |  | 333 |
|  | $ | 3,594 |  |  | $ | 3,373 |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Accumulated depreciation |  |  | 3,157 |  |  |  | 2,872 |
Property and equipment, net |  | $ | 437 |  |  | $ | 501 |
Depreciation expenses amounted to $285 thousand, $321 thousand, and $463 thousand for the years ended December 31, 2020, 2019 and 2018, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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