This is a flasher is manufactured uniquely for Ford Transit / Connect. The flasher lets hazard flashes run even if the ignition swich is off. In order for directional flashers to operate, the ignitions switch must be turned on. All 5 terminals (49, 49a, 31, 15, 49b) are 6,3 mm. plug-in terminals.
 
Click Technical Specs for more information on ELO Flasher for Ford Transit Connect 12V (49, 49a, 31, 15, 49b).