UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K

                                 Current Report
     PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

                Date of Report (Date of earliest event reported):

                                  May 26, 2006

                            ULTRALIFE BATTERIES, INC.
             (Exact name of registrant as specified in its charter)

                                    Delaware
         (State or other jurisdiction of incorporation or organization)

                   0-20852                             16-1387013
                   -------                             ----------
          (Commission File Number)        (I.R.S. Employer Identification No.)


                 2000 Technology Parkway, Newark, New York 14513
               (Address of principal executive offices) (Zip Code)


                                 (315) 332-7100
              (Registrant's telephone number, including area code)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[_]  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

[_]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
     240.14a-12)

[_]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b)

[_]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))



Item 7.01. Regulation FD Disclosure. Ultralife Batteries, Inc. (the "Company") will hold its annual meeting of shareholders for the period ending December 31, 2005, at the Company's headquarters in Newark, New York on Thursday, June 8, 2006 at 10:30 a.m. The Company's press release issued in connection with the announcement of the annual meeting is attached as Exhibit 99.1 to this Form 8-K, and the information set forth therein is furnished under Item 7.01. Item 9.01. Financial Statements, Pro Forma Financials and Exhibits. (a) Financial Statements of Business Acquired. Not applicable. (b) Pro Forma Financial Information. Not applicable. (c) Exhibits. 99.1 Press Release dated May 26, 2006. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. ULTRALIFE BATTERIES, INC. Dated: May 26, 2006. By: /s/ Robert W. Fishback ---------------------------- Vice President of Finance & CFO

INDEX TO EXHIBITS (99) Additional Exhibits 99.1 Press Release dated May 26, 2006.

                                                                    Exhibit 99.1

Ultralife Batteries to Hold Annual Meeting of Shareholders on June 8, 2006;
               Investors Invited to Access Live Webcast

    NEWARK, N.Y.--(BUSINESS WIRE)--May 26, 2006--Ultralife Batteries,
Inc. (NASDAQ:ULBI) will hold its annual meeting of shareholders for
the period ending December 31, 2005, at the Company's headquarters in
Newark, New York on Thursday, June 8, 2006 at 10:30 a.m. Investors who
are unable to attend in person are invited to view a live webcast of
the meeting at the Investor Info section of Ultralife's Web site at:
www.ultralifebatteries.com. A replay of the meeting will be available
at Ultralife's Web site on June 9.

    About Ultralife Batteries, Inc.

    Ultralife is a global provider of high-energy power systems for
diverse applications. The company develops, manufactures and markets a
wide range of non-rechargeable and rechargeable batteries, charging
systems and accessories for use in military, industrial and consumer
portable electronic products. Through its portfolio of standard
products and engineered solutions, Ultralife is at the forefront of
providing the next generation of power systems. Industrial, retail and
government customers include General Dynamics, Philips Medical
Systems, General Motors, Energizer, Kidde Safety, Lowe's, Radio Shack
and the national defense agencies of the United States, United
Kingdom, Germany and Australia, among others.
    Ultralife's headquarters, principal manufacturing and research
facilities are in Newark, New York, near Rochester. Ultralife
Batteries (UK) Ltd., a second manufacturing facility, is located in
Abingdon, England. Both facilities are ISO-9001 certified. Detailed
information on Ultralife is available at: www.ultralifebatteries.com.
    Ultralife(R) is a registered trademark of Ultralife Batteries,
Inc.

    CONTACT: Ultralife Batteries, Inc.
             Robert Fishback, 315-332-7100
             bfishback@ulbi.com
             or
             Lippert/Heilshorn & Associates, Inc.
             Investor Relations:
             Jody Burfening, 212-838-3777
             jburfening@lhai.com
             or
             Media:
             Chenoa Taitt, 212-838-3777
             ctaitt@lhai.com