Black Plastic Storage Box Case Holder for Battery 2 X AA Cell Box with DC Power Plug

2X1.5V AA Battery Holder DC Power Jack

This is a Black Plastic Storage Box Case Holder for Battery 2 X AA Cell Box, with DC Power Plug. The 5-inch cable is terminated with a standard 5.5×2.1mm, center positive barrel jack connector. The connector mates with the barrel jack on the Arduino (among a number of other products) allowing you to easily make your project battery powered.
The case box can keep your batteries organized and protected. 2X1.5V AA Battery Holder DC Power Jack is designed with leads for easy to solder and connect. This battery holder case is perfect for the devices need a 3V external battery.