Abstract: A desk storage device includes a housing including an accommodation chamber, a front cover panel for controlling access to the accommodation chamber and a plurality of partition boards adjustably mounted in the accommodation chambers at selected elevations and defining an insertion slot between each two adjacent partition boards for storing one respective mobile electronic device, and a power module mounted in a bottom side in the accommodation chamber and including a control system and a system circuit board that includes electrical connectors for charging storage mobile electronic devices subject to the control of the control system and indicator lights controllable by the control system to indicate the charging status of each storage mobile electronic device.