3xAA Battery Holder(with Cover and Power Switch)

This battery holder is used to hold 3 zinc-manganese batteries (non-rechargeable) or 3 NiMH / NiCd batteries, which can change into a 4.5V battery pack from the former or a 4V rechargeable battery pack from the later. The holder comes with a sliding, removable black cover as well as an ON/OFF switch, which can be employed to supply power for Arduino system, DIY car and so on. It is a perfect choice for your projects.