Flux Power Holdings, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS??? EQUITY (Details Narrative)

STOCKHOLDERS’ EQUITY (Details Narrative) - USD ($)															1 Months Ended			3 Months Ended		9 Months Ended
STOCKHOLDERS’ EQUITY (Details Narrative) - USD ($)	Sep. 27, 2021	May 27, 2021	Apr. 29, 2021	Dec. 21, 2020	Nov. 06, 2020	Nov. 05, 2020	Jul. 24, 2020	Jul. 22, 2020	Jun. 30, 2020	Jun. 30, 2020	Apr. 22, 2020	Sep. 02, 2019	Jul. 03, 2019	Jul. 03, 2019	Mar. 31, 2021	Jan. 31, 2021	Aug. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Jun. 30, 2021	Jul. 03, 2020	Feb. 17, 2015
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering																		$ 1,602,000	$ 10,698,000
Net Proceeds from offering																			$ 3,200,000
Aggregate intrinsic value of exercisable options																		70,000		$ 70,000
Unrecognized stock-based compensation expense																		$ 221,000		221,000
Unrecognized stock-based compensation weighted average period																		5 months 8 days
Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Unrecognized stock-based compensation expense																		$ 478,000		$ 478,000
Unrecognized stock-based compensation weighted average period																		2 years 7 months 2 days
2010 Option Plan [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares available for grant																					22,536
2014 Equity Incentive Plan [Member]
Subsidiary, Sale of Stock [Line Items]
Share based compensation, number of shares authorized																							1,000,000
2021 Equity Incentive Plan [Member]
Subsidiary, Sale of Stock [Line Items]
Share based compensation, number of shares authorized			2,000,000
2014 Option Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Issuance of restricted stock unit						45,686
Two Thousand And Fourteen Option Plans [Member] \| Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Issuance of restricted stock unit						45,652
2014 Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Issuance of restricted stock unit			18,312
Investors [Member]
Subsidiary, Sale of Stock [Line Items]
Equity Method Investment, Ownership Percentage																		4.99%		4.99%
Secured Promissory Note [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share					$ 4.00
Principal and accrued interest					$ 2,161,000					$ 7,383,000					$ 2,632,000	$ 2,632,000
Conversion price per share									$ 4.00	$ 4.00
Number of shares converted into common stock					540,347					1,845,830					658,103	658,103
Esenjay Note [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share								$ 4.00
Principal and accrued interest								$ 400,000
Number of shares converted into common stock								100,000
Two Investors [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of stock, shares issued											66,250
Sale of stock price per share											$ 4.00
Sale of stock, value											$ 265,000
Six Investors [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of stock, shares issued									275,000
Sale of stock price per share									$ 4.00	$ 4.00
Sale of stock, value									$ 1,100,000
Esenjay [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering									300,000
Mr. Dutt [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering									$ 50,000
Accredited Investors [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share							$ 4.00
Sale of stock, value							$ 3,200,000
Sale of stock, shares issued							800,000
Mr. Cosentino [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering							$ 250,000
Two Accredited Investors [Member] \| Esenjay Note [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share									$ 4.00	$ 4.00
Principal and accrued interest										$ 500,000
Number of shares converted into common stock										125,000
Underwriters [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share																	$ 4.80
Warrants term																	5 years
Warrant outstanding, shares																	185,955
Fair value of warrant																	$ 513,000
Investor [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share																		$ 7.00		$ 7.00
Warrants term																		5 years		5 years
Warrant outstanding, shares																		1,071,430		1,071,430
Fair value of warrant																		$ 3,874,000
Executive Officers [Member] \| 2014 Option Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Issuance of restricted stock unit						43,527
Employees [Member] \| 2014 Option Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Subsidiary, Sale of Stock [Line Items]
Issuance of restricted stock unit						91,338
At The Market Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering																				$ 14,300,000
Sale of stock, shares issued																				1,169,564
Sale of stock price per share																		$ 12.24		$ 12.24
Net Proceeds from offering																				$ 13,700,000
At The Market Offering [Member] \| Minimum [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering		$ 10,000,000
At The Market Offering [Member] \| Maximum [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from offering		$ 20,000,000
IPO [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share																	$ 4.00
Proceeds from offering																	$ 12,400,000
Sale of stock, shares issued																	3,099,250
At the Market Registered Direct Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share	$ 7.00
Sale of stock, shares issued	2,142,860
Warrants issued, shares	1,071,430
Proceeds from warrants issuance	$ 15,000,000.0
Warrant exercise price	$ 7.00
H.C. Wainwright & Co., LLC [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share				$ 0.001
Commission percentage				3.00%
Reimbursement description				In addition, the Company agreed to reimburse HCW for certain legal and other expenses incurred up to a maximum of $50,000 to establish the ATM Offering, and $2,500 per quarter thereafter to maintain such program under the Sales Agreement.
Cleveland Capital L.P [Member] \| Cleveland Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock per share							$ 4.00
Warrants term																						3 years
Purchase of stock percentage													0.50%	0.50%
Warrant outstanding, shares							83,205											83,205		83,205
Fair value of warrant							$ 174,000
Cleveland Capital L.P [Member] \| Minimum [Member] \| Cleveland Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Purchase of stock percentage												1.00%		50.00%
Cleveland Capital L.P [Member] \| Maximum [Member] \| Cleveland Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Purchase of stock percentage												0.50%		100.00%