; (ii) placed in a rigid outer packaging; and (iii) protected to prevent a short circuit. (3) Medial device defined ln this subsection, the term medical device means an instrument, apparatus, implement, machine, contrivance, implant, or in vitro reagent, including any component, part, or accessory thereof, which is intended for use in the diagnosis of disease or other conditions, or in the cure, mitigation, treatment, or prevention of disease, of a person. (4) Savings clause Nothing in this subsection shall be construed as expanding or constricting any other authority the Secretary of Transportation has under section 828 of the FAA Modernization and Reform Act of 2012 ( 49 U.S.C. 44701 note). (c) Lithium battery safety working group (1) In general Not later than 90 days after the date of enactment of this Act, the Secretary of Transportation shall establish a lithium battery safety working group (referred to as the working group in this section) to promote and coordinate efforts related to the promotion of the safe manufacture, use, and transportation of lithium batteries and cells. (2) Duties The working group shall coordinate and facilitate the transfer of knowledge and expertise among the following Federal agencies: (A) The Department of Transportation. (B) The Consumer Product Safety Commission. (C) The National Institute on Standards and Technology. (D) The Food and Drug Administration. (3) Members The Secretary shall appoint not more than 8 members to the working group with expertise in the safe manufacture, use, or transportation of lithium batteries and cells. (4) Subcommittees The Secretary, or members of the working group, may— (A) establish working group subcommittees to focus on specific issues related to the safe manufacture, use, or transportation of lithium batteries and cells