DISTRIBUTION AGREEMENT

<PAGE>

                                                                    Exhibit 10.4


                             DISTRIBUTION AGREEMENT

This Agreement made effective as of this 16th day of February, 2006, by and
Between Secure Health, Inc., 6135 Sawmill Woods Drive, Fort Wayne, IN 46835, a
Nevada Corporation, further referred to as the ("Contractor"); and Ingen
Technologies, Inc., A Nevada Corporation, further referred to as the
("Company"), whose principal address is 285 E. County Line Road, Calimesa,
California 92320, and is made with reference to the following.

                                    RECITALS

A.   The Company is a Medical Device Manufacturer, and in the business of
     providing medical products and services on a global basis. Said products
     and services are inclusive of, but not limited to, vestibular function
     testing and balance testing, referred to as "Secure Balance(TM)".

B.   The Company desires to engage the services of the Contractor to distribute
     Secure Balance(TM) as described in Exhibit-A. The Company authorizes
     domestic and export rights to the Contractor for all sales of Secure
     Balance (TM).

C.   The Contractor has the expertise, knowledge and resources for development
     and implementation of the distribution of Secure Balance(TM) products and
     agrees to and accepts to sell the Secure Balance(TM) products on a "best
     efforts" basis.

D.   The Company will provide product, installation, training, advertising &
     market assistance, promotional materials and other developmental
     documentation used to promote said products and services in accordance to
     all laws of which govern the Company in this type of industry.

E.   The Company desires to utilize the Contractor's expertise, knowledge and
     other resources for developing and promoting said services as described in
     the above recitals for the purpose of establishing sales of Secure
     Balance(TM) products and services, and as such, the Contractor desires to
     distribute the Secure Balance(TM) products and services provided by the
     Company.


NOW, THEREFORE, the Parties mutually agree as follows:

1.   In consideration of the Contractor furnishing the expertise, knowledge and
     other resources in providing said services and market assistance as set
     forth in the above recitals hereof, the Company agrees to pay the
     Contractor 14% (fourteen percent) of the list sale price, not inclusive of
     taxes or freight. An ongoing percentage shall be paid to the Contractor by
     the Company for results of growing a sales global organization, such
     percentage shall be added after negotiations have been concluded by both
     parties. Further, when the Contractor sells its' first 13 Secure
     Balance(TM) systems, the Company will issue a total of 250,000 restricted
     common shares to the Contractor according to the following schedule.

     100,000 shares issued after first 5 systems sold.
     100,000 shares issued after first 10 systems sold.
     50,000 shares issued after first 13 systems sold.

<PAGE>

2.   The Company authorizes the Contractor, and any of his sub-marketing groups,
     to market, promote and sell the products and services of the Company as
     described in Exhibit-A. Any other products and services offered by the
     Company are not a part of this Agreement and may not be sold and/or
     marketed by the Contractor without the written permission or authorization
     from the Company.

3.   As a part of the services specified herein, the Contractor accepts the
     above considerations and understands his/her rights to sell said services
     within the United States and abroad. The Contractor agrees to provide
     his/her "best efforts" to distribute and sell the Secure Balance(TM)
     products and services.

4.   The Contractor is only responsible to market and sell the Secure
     Balance(TM) program. The Company is responsible to provide installation,
     training, clinical/technical support, and warranty repair to the customer.

5.   Except for the amounts paid to the Contractor as stated in paragraph-1 and
     within the Recitals herein, the Contractor shall not be entitled to other
     payment and/or reimbursement for expenses incurred pursuant to this
     Agreement. All costs and expenses incurred by the Contractor in rendering
     said services shall be reimbursed or advanced by the Company only upon
     written authorization to the Contractor by the Company.

6.   The Company agrees to provide full and proper assistance to the Contractor
     inclusive of administrative support, technical support, and professional
     support on a best efforts basis and within regulatory guidelines and laws
     set forth for providing said services and without penalty to the
     Contractor.

7.   The Contractor agrees to provide the Company with proper tax documentation
     and identification upon the signing of this Agreement in accordance to
     State and Federal tax laws.

8.   The relationship between both parties created by this Agreement is that of
     principal ("the Company") and Outside Contractor ("the Contractor") in that
     the time spent and the professional manner in which the services are
     performed shall solely be the responsibility of the Contractor. However,
     the Contractor agrees to use their best and most diligent efforts, within
     all laws, to provide the resources and expertise under the terms and
     conditions setforth herein.

9.   During the term of this Agreement the Contractor has the right to promote
     services, either directly and/or indirectly, to any entity that has a