Case size (L× W× H): 45x41x10 mm
Weight: 35.6 g
Module: uknown
Accuracy: pretty accurate/unknown
Water resistance:5ATM/50m
Power supply and battery life:CR2016, 3 years
Alarm/hourly time signal: Alarm, hourly signal
Calendar: Automatic, 28 day Feb
Other features: Negative display and F-91W killer backlight
