Displaying the Step Count Module No. 5554/5555 G-SHOCK - Support - CASIO
Casio G-Shock GBA-800 STEP TRACKER manual 5554 to set time - YouTube
Timer Module No. 5554/5555 G-SHOCK - Support - CASIO
I really like my new GBA-800-1AER Module 5554 sporty small and light BT connected g-shock. Great for measuring daily physical activity with step-tracker. Good for walks and runs. : r/gshock
Casio G-Shock 5554 GBA-800 Step Tracker Dual Time Watch With Box | eBay