LETTER 1 filename1.txt Mail Stop 6010 December 14, 2005 Via U.S. Mail and Facsimile to (954) 556-4031 A. Ernest Toth Chief Financial Officer Ener1, Inc. 500 West Cypress Road - Suite 100 Ft. Lauderdale, FL 33309 Re: Ener1, Inc. Form 10-KSB for the Fiscal Year Ended December 31, 2004 Filed April 15, 2005 Form 10-QSB for the Fiscal Quarters Ended March 31, 2005 and June 30, 2005 File No. 000-21138 Dear Mr. Toth: We have reviewed your response letter dated October 21, 2005 and subsequent filings and have the following additional comment. We have limited our review to only your financial statements and related disclosures and do not intend to expand our review to other portions of your documents. In some of our comments, we may ask you to provide us with information so we may better understand your disclosure. After reviewing this information, we may raise additional comments. Please understand that the purpose of our review process is to assist you in your compliance with the applicable disclosure requirements and to enhance the overall disclosure in your filing. We look forward to working with you in these respects. We welcome any questions you may have about our comments or any other aspect of our review. Feel free to call us at the telephone numbers listed at the end of this letter. Form 10-KSB for the Fiscal Year Ended December 31, 2004 1. Please refer to prior comments 8, 9, 12, 13, 17, 18 and 19. We are aware of the guidance provided to you by the Commission`s Office of Chief Accountant on December 13, 2005. We await your conclusion regarding the application of EITF 00-19 and SFAS 133 as it relates to your convertible debt agreements, warrants and redeemable convertible preferred stock. As appropriate, please respond to these comments within 10 business days or tell us when you will provide us with a response. Detailed cover letters greatly facilitate our review. Please understand that we may have additional comments after reviewing your responses to our comments. We urge all persons who are responsible for the accuracy and adequacy of the disclosure in the filing to be certain that the filing includes all information required under the Securities Exchange Act of 1934 and that they have provided all information investors require for an informed decision. Since the company and its management are in possession of all facts relating to a company`s disclosure, they are responsible for the accuracy and adequacy of the disclosures they have made. You may contact Kevin Kuhar, Staff Accountant, at (202) 551- 3662 or me at (202) 551-3554 if you have questions regarding these comments on the financial statements and related matters. In this regard, do not hesitate to contact Martin James, Senior Assistant Chief Accountant, at (202) 551-3671. Sincerely, Angela Crane Branch Chief A. Ernest Toth Ener1, Inc. December 14, 2005 Page 1