Unless it is a project to find a dumping ground for old batteries. On a less cynical note, you do not need to provide an exchange program, dead batteries alrea

Unless it is a project to find a dumping ground for old batteries. On a less cynical note, you do not need to provide an exchange program, dead batteries already have a recycling value, you just need to make sure that there is an accessible buyer and someone will make it their job to collect them all without you doing anything.