Ultralife (ULBI) 8-K Changes in Registrant's Certifying Accountant

	Exhibit 16.1 March 23, 2016 Securities and Exchange Commission 100 F. Street, N.E. Washington, DC 20549 Dears Sirs/Madams: We have read item 4.01 of Form 8-K, dated March 21, 2016, of Ultralife Corporation. We agree with the statements made in the second, third, and fourth paragraphs of (a) Former independent registered public accounting firm on page 2 therein. We have no basis on which to agree or disagree with other statements of the registrant contained therein. /s/ Bonadio & Co., LLP BONADIO & CO., LLP Pittsford, NY
171 Sully’s Trail, Suite 201 Pittsford, New York 14534 p (585) 381-1000 f (585) 381-3131 www.bonadio.com
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