Convenient for darkroom work.
One hour of fluorescence will be visible for 3 to 4 hours.
It has a waterproof function for daily use.
A famous German manufacturer's hand-wound watch
Material: Body: ABS resin, Display cover: Acrylic
Display diameter: φ55mm
Weight: 80g
Maximum measurement time: 30 minutes (60 seconds per lap)
Minimum measurement time: 1/5 second
Model number: 121･1515-00
