Hearing Aid Battery Subscription service. We are located in Bluffton SC. We offer plans for every type of hearing need. We deliver fresh batteries every other month to your home. No longer do you have to make a special trip to the store to get your batteries. Battery Zip is here for you and your family. In this time of COVID-19 we especially understand the need to keep ourselves and loved ones safe. Our hearing aid battery subscription plan is more than a convenience but essential for those that we need to protect.