Model Number SMW009A
Power Source Battery-powered quartz
Main Functions Clock, metronome, tuning tone
Metronome Function
Tempo Range: 40–304 beats per minute
(41 fixed steps)
Accuracy: ±0.2%
Tuning Function
Tuning Range: 6 types
(A-440Hz/A-442Hz/A-443Hz
/B♭-440Hz/B♭-442Hz/B♭-443Hz)
Accuracy: ±1 cent
Clock Accuracy Average monthly deviation ±15 seconds
Power Source CR 2016 battery × 1
Battery Life
Approx. 2 years
(When using metronome function at tempo 120 for 120 seconds/day,
and reference tone mode for 20 seconds/day)
Water Resistance Water resistant for daily use
Band Material Stainless steel
Case Dimensions Thickness: 10 mm, Width: 36.5 mm, Height: 39.6 mm
Weight 72g
Wristband Length (Maximum) 19.5mm
Band Width 18mm
All my products are 100% Authentic.
Please feel free to contact us if you have any question.