Boxy Small Power Extend Station for Brick Winders. This power extension station provides an electrical current connection that allows an expandable watch winder system to be built both vertically and horizontally. Only one (single) power cord (plugged into the tray) is needed to power the entire system! Use this system to power up to 6 Diplomat Boxy watch winders! You can stack 2 Diplomat Boxy Brick winders horizontally and 3 vertically. You will need at least one Diplomat Boxy FULL system if you plan on purchasing the units separately. Weight: 0.75 lbs. Case Size: 7 x 4.5 x 0.75"