83 years of excellence The Association of Electrical and Medical Imaging Equipment Manufacturers NEMA DRY BATTERY SECTION - USA - Presentation to the16th Trilateral Battery Working Group Meeting ** US Hg-Added BC Battery Laws ** June 2011 NEMA TWG 2011 BUSINESS CONFIDENTIAL 1

83 years of excellence The Association of Electrical and Medical Imaging Equipment Manufacturers 2 Hg-Free Button Cell Batteries Some History...  June 2006 – Maine enacts mandate banning sale of Hg-added BCs by July 2011  Followed NEMA press release  Connecticut and Rhode Island follow  Louisiana ban starts July 2012 if Hg > 10mg  April 2009 – Maine amends law to postpone phase-out 3.5 years for all AgOx BCs except SR357, SR364, SR371, SR377 or SR395  i.e., 357/SR44W, 364/SR621SW, 371/SR920SW, 377/SR626SW, and 395/SR927SW  Other states do not reciprocate NEMA TWG 2011 BUSINESS CONFIDENTIAL

83 years of excellence The Association of Electrical and Medical Imaging Equipment Manufacturers 3 Hg Button Cell Batteries Contd Recent Developments...  Maine amends law again  Extends phase-out date to December 31, 2011 for all chemistries  Retains Jan 1, 2015 date for Ag Ox BCs other than the four designated types  Concerned about supply disruptions in Japan?  Connecticut amends law  Extends phase-out to Jan 1, 2012 for all AgOx BCs  Extends to Jan 1, 2015 for “Hg-silver oxide battery that is used exclusively in a medical device to automatically deliver insulin to a person”  Rhode Island proposes same change as CT  Reportedly also considering exemption for medical device battery NEMA TWG 2011 B USINESS CONFIDENTIAL

83 years of excellence The Association of Electrical and Medical Imaging Equipment Manufacturers NEMA TWG 2011 BUSINESS CONFIDENTIAL 4 Hg Button Cell Batteries Contd STATEEFFECTIVE DATEPRODUCTS BANNED FROM SALE OR DISTRIBUTION CONNECTICUT July 1, 2011 January 1, 2012 January 1, 2015 All Hg-added Zinc air and Alkaline Manganese Button Cells Hg-added Silver Oxide Button cells, except for... “Hg-silver oxide battery that is used exclusively in a medical device to automatically deliver insulin to a person” RHODE ISLAND July 1, 2011Has introduced same as Connecticut MAINE January 1, 2012 January 1, Hg-added Zinc air BCs - Hg-added Alkaline Manganese BCs - Silver Oxide BCs designated as follows: 357/SR44W, 364/SR621SW, 371SR920SW, 377/SR626SW, 395/SR927SW All Hg-Added BCs LOUISIANA July 1, 2012 All Hg-Added BCs > 10 mg