0 countdown timer mode - display, 1 countdown timer mode - setting, 2 countdown timer mode - using the countdown timer – Tech4o Altimeter Watch User Manual

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0 countdown timer mode - display, 1 countdown timer mode - setting, 2 countdown timer mode - using the countdown timer | 0 stopwatch mode - display, 0 countdown timer mode, Display, 1 countdown timer mode, Setting, 2 countdown timer mode, Using the countdown timer | Tech4o Altimeter Watch User Manual | Page 5 / 13