There's nothing worse than nearing climax with your favorite adult accessory and suddenly hearing the dying whir of your sex toy as it rattles its last weak vibrations. Even worse is realizing that you don't have any batteries. Don't ever find yourself in such dire sexual straits again - grab a couple of these Panasonic AAA Battery 4-Packs so you'll always have enough power to achieve an orgasm - or two or three. Carbon Zinc.