impres™ Charger Display Module for impres Multi-Unit Charger Version 1.3 or Later These modules are designed to be retrofittable with the standard impres™ Multi- Unit Charger WPLN4108BR. Up to six modules can be purchased per charger, one for each charging pocket. Includes detailed installation instructions. Note: The version number is referenced on the label located on the bottom of the impres™ Multi-Unit charger.