Signs of age and previous use. Tested with batteries and using the test button and is working. Complete with original box and instructions.
VIVITAR 273 AUTO THYRISTOR FLASH GUN - PC / HOT SHOE SYNC - TESTED #2
Vivitar 283 Electronic Camera Flash with Automatic Thyristor Exposure Control
Vintage Vivitar 3500 Zoom Thyristor Flash Kit for Canon Boxed with DM/C Module
Vintage Vivitar 2800 Auto Thyristor… Not tested.
Two Vivitar 255 Auto Thyristor Flash Guns.
