MINOLTA's PROGRAM 5400 HS flash, featuring high-speed sync. - Brand: MINOLTA - Model Name: PROGRAM 5400 HS - Maximum Sync Shutter Speed: 1/8000 second; high-speed sync up to 1/8000 second is possible when used with α700Si / α707Si - Features: High-Speed Sync - Operation Buttons: ON/OFF, Mode, Test, Model Selection - Built-in MINOLTA 4-pin sync cord terminal - Accessories: Stand, Case *Flash operation confirmed with 4 AA batteries!! I acquired this for my α707, which needs repair, but it's currently non-functional, so I'm selling the flash. I confirmed it fired in test mode when I received it. Thank you for reading to the end.