Got this in an email from Rayovac today: Independence Day Sale! Rayovac wants to celebrate the Fourth of July by giving you our best savings on products made right here in America. Through July 8, save $10 on our alkaline battery bundle and buy one pack of hearing aid batteries to get a pack free! One promo code gets you both deals, so be sure to take advantage of this offer before it's too late! Use Promo Code: INDEPENDENCE at checkout Valid while supplies last. Offer not valid in retail stores. Offer ends July 8 at midnight CDT. Rayovac hearing aid batteries and alkaline batteries in sizes AA, AAA, C, & D are made in the USA.