2 subtraction timers (2 times can be set) operate alternately and repeatedly. It is possible to set up to 99 hours, 59 minutes and 59 seconds in increments of 1 second over 10 seconds.
A time-up warning sound with a different tone is used.
2 subtraction timers (2 times can be set) operate alternately and repeatedly. It is possible to set up to 99 hours, 59 minutes and 59 seconds in increments of 1 second over 10 seconds.
A time-up warning sound with a different tone is used.