HTG Molecular Diagnostics (HTGMQ) SC 13D HTG MOLECULAR DIAGNOSTICS / BitNile ownership change

Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, $0.001 par value, of HTG Molecular Diagnostics, Inc., a Delaware corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated: August 5, 2022

	BITNILE HOLDINGS, INC.
/s/ Milton C. Ault, III
MILTON C. AULT, III	By:	/s/ Milton C. Ault, III
		Name:	Milton C. Ault, III
		Title:	Executive Chairman

DIGITAL POWER LENDING, LLC
By:	/s/ David J. Katzoff
	Name:	David J. Katzoff
	Title:	Manager