Trefoil Stopwatch Blister 5900

Trefoil Stopwatch Blister 5900

Operation manual 

The operating instruction of stopwatch 

Function display:

• Button A : Alarm time display
• Button B : Function switch 
•  Button C : Date display 

Stopwatch Function: 

• Press button B once to enter stopwatch mode.
• Press button C to start/stop the stopwatch timing.
• Press button A to pause or to make the stopwatch zero.