Duracell Battery, Lithium, 2430

3V. DL24030/CR2430. DL2430B. Customer Service Number: 1-800-551-2355 (9:00 AM-5:00 PM EST). Perchlorate material - special handling may apply, see www.dtsc.ca.gov/hazardouswaste/perchlorate. www.duracell.com.