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

Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Deficit) (Details Narrative)

Stockholders' Equity (Deficit) (Details Narrative) - USD ($)											1 Months Ended				3 Months Ended			9 Months Ended	12 Months Ended
	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. 01, 2019	Jul. 03, 2019	Mar. 31, 2021	Feb. 28, 2021	Jan. 31, 2021	Aug. 31, 2020	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Mar. 31, 2021	Jun. 30, 2020	Nov. 26, 2014
Common stock per share														$ 4.80
Number of shares issued						2,000,000
Sale of stock price per share						$ 4.00	$ 4.00												$ 4.00
Number of shares issued, value															$ 1,743,000	$ 3,336,000	$ 10,698,000
Proceeds from offering						$ 1,100,000
Number of common stock shares sold						275,000
Number of shares purchase upto														185,955
Warrants term														5 years
Fair value of warrant														$ 513,000
Aggregate intrinsic value of exercisable options											$ 1,582,000				1,582,000			$ 1,582,000
Unrecognized stock-based compensation expense											476,000				476,000			$ 476,000
Unrecognized stock-based compensation weighted average period																		11 months 8 days
Restricted Stock Units (RSUs) [Member]
Unrecognized stock-based compensation expense											$ 570,000				$ 570,000			$ 570,000
Unrecognized stock-based compensation weighted average period																		2 years 10 months 28 days
2014 Equity Incentive Plan [Member]
Share based compensation, number of shares authorized																				1,000,000
2014 Plan [Member] \| Restricted Stock Units (RSUs) [Member] \| Based on Performance [Member]
Issuance of restricted stock unit			45,652
2014 Plan [Member] \| Restricted Stock Units (RSUs) [Member] \| Based on Time [Member]
Issuance of restricted stock unit			45,686
Executive Officers [Member] \| 2014 Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Issuance of restricted stock unit			43,527
Employees [Member] \| 2014 Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Issuance of restricted stock unit			91,338
Secured Promissory Note [Member]
Principal and accrued interest																			$ 7,383,000
Number of shares converted into common stock																			1,845,830
Debt conversion description																			An aggregate of approximately $7,383,000 in principal and accrued interest outstanding under the LOC was converted into 1,845,830 shares of common stock, which consisted of (a) partial conversion of Principal plus interest under the Esenjay LOC Note in the amount of $4,400,000 into 1,100,000 shares of common stock at $4.00 per share, and (b) conversion of approximately $2,983,000 of the secured promissory notes issued in connection with the LOC, principal plus accrued interest, by other lenders, including certain assignees of the Esenjay LOC Note, into 745,830 shares of common stock.
Secured Promissory Note [Member] \| Lenders [Member]
Common stock per share		$ 4.00									$ 4.00		$ 4.00		$ 4.00			$ 4.00
Conversion price per share						$ 4.00	$ 4.00												$ 4.00
Principal and accrued interest		$ 2,161,000									$ 2,632,000		$ 2,632,000
Number of shares converted into common stock		540,347									658,103		658,103
Secured Promissory Note [Member] \| Other Lenders [Member]
Principal and accrued interest							$ 2,983,000
Number of shares converted into common stock							745,830
Esenjay LOC Note [Member]
Conversion price per share						4.00	$ 4.00												$ 4.00
Principal and accrued interest																			$ 4,400,000
Number of shares converted into common stock																			1,100,000
Esenjay Note [Member]
Common stock per share					$ 4.00
Principal and accrued interest					$ 400,000
Number of shares converted into common stock					100,000
Esenjay Note [Member] \| Two Accredited Investors [Member]
Common stock per share						$ 4.00	$ 4.00												$ 4.00
Principal and accrued interest							$ 500,000
Number of shares converted into common stock							125,000
Two Accredited Investors [Member]
Number of shares issued								66,250
Sale of stock price per share								$ 4.00
Number of shares issued, value								$ 265,000
Esenjay [Member]
Proceeds from offering						$ 300,000
Dutt [Member]
Proceeds from offering						$ 50,000
Accredited Investors [Member]
Common stock per share				$ 4.00
Number of shares issued				800,000
Number of shares issued, value				$ 3,200,000
Mr. Cosentino [Member]
Proceeds from offering				$ 250,000
At The Market Offering [Member]
Number of shares issued											36,944	77,962
Sale of stock price per share											$ 15.22	$ 16.66			$ 15.22			$ 15.22
Number of shares issued, value											$ 562,000	$ 1,200,000
IPO [Member]
Common stock per share														$ 4.00
Number of shares issued														3,099,250
Number of shares issued, value														$ 12,400,000
Proceeds from offering														$ 12,400,000
Cleveland Capital L.P [Member] \| Cleveland Warrant [Member]
Common stock per share				$ 4.00
Purchase of stock percentage									1.00%	0.50%
Number of shares purchase upto				83,205
Warrants term				3 years
Fair value of warrant				$ 174,000
Sales Agreement [Member] \| H.C. Wainwright & Co., LLC [Member]
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.
Number of shares issued	226,737
Sale of stock price per share	$ 15.40
Number of shares issued, value	$ 3,500,000