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

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

Holds two AA batteries.
The standard 5.5X2.1mm barrel jack at the output.
Easy install, convenient to use.
High-quality plastic material.