No hearing aid battery lasts longer (Based on ANSI/EIC Performance tests for size 312). Mercury free. Rewards Program: Join today to see our latest details! www.Rayovac.com/Rewards. 1.45 V. Money Back Guarantee: Contact 1-800-891-6091 or go to www.Rayovac.com/MBG for more details. Restrictions apply. Replaces: All size 312 Zinc air batteries. For best results, let a new battery sit un-tabbed for one minute before inserting into device. Made in the USA with US and global parts.
Attention - Do Not: Swallow, dispose in fire, recharge or allow contact with metal objects or other batteries - may leak or rupture. Store in original package. Keep away from children. For treatment, call (202)625-3333 collect.