A voltage display module for a voltage indication device has a well body, communication cable, cap, and battery shuttle. The well body is secured to the door of the electrical enclosure. The communication plug of the communication cable is secured to the well body. The cap is removably secured to the well body and is accessible to a user from outside the enclosure. The battery shuttle is housed within the well body and has a communication jack secured to one end. The communication jack is configured to engage the communication plug when the battery shuttle is fully inserted and configured to be electrically isolated from the plug when the battery shuttle is partially withdrawn.