; and (2) monitor and measure the effect of such items on the environmental health and public health of tenants of covered military housing. (b) Selection of installations (1) In general The Secretary of the Army, the Secretary of the Navy, and the Secretary of the Air Force shall each select one military installation under the jurisdiction of such Secretary to carry out any pilot program carried out under this section. (2) Considerations Each Secretary shall ensure that the military installation selected under this section contains military unaccompanied housing in which the items described in subsection (a) may be used. (c) Devices An air purification item or a covered sensor provided under this section shall use technology proven to reduce indoor air risks and yield measurable environmental health and public health outcomes. (d) Briefing Not later than 365 days after the date on which a pilot program is commenced under this section, the Secretary of the Army, the Secretary of the Navy, and the Secretary of the Air Force shall each provide to the Committees on Armed Services of the House of Representatives and the Senate a briefing on the pilot program established under this section, including a description of the items described in subsection (a) used under such program. The briefing shall include— (1) a description of any cost savings identified from use of such items relating to— (A) extending the durability and habitability of covered military housing; and (B) reducing maintenance frequency