This is a Black Plastic Storage Box Case 4 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. The holder case is designed with leads for easy to solder and connect. This case is perfect for the devices need a 6V external battery.

Note: the average voltage regulator has about 1V of dropout (but can vary greatly). This pack, with normal alkaline batteries, will output ~5.5V causing a normal 5V board to run at around 4 to 4.5V. This depends on a lot of what board and processor you are using with the battery pack.

Features :

1. Holds 4 AA batteries.
2. The standard 5.5×2.1mm barrel jack at the output.
3. Easy install, convenient to use.
4. High-quality plastic material.

   Package Includes :

   1 x 4xAA Battery Holder Case without cover. (Battery Not Included).

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