EXHIBIT 4.2

Amended Agreement between:

Robert N. O’Brien
And
New World Batteries, Inc

March 30, 2005

I, Robert Neville O’Brien and New World Batteries, Inc., hereby amend the Agreement between them dated September 20, 2004 as follows:

Robert Neville O’Brien, having the sole ownership, right, title and interest in the Patents and technology set forth on Schedule A attached hereto, agree that New World Batteries, Inc and successor companies will have the exclusive use of US patents listed on Schedule A and U.S. Patents pending in the research areas related to magnetic stirring of electrolytes in any kind of electrochemical cell and any international patents that are granted based on the US patent(s) for the entire life of the patent(s). This agreement includes research in progress utilizing the above method for which patents may be filed in the future. Exclusive use of the patents and work in progress m