• The professional is an advanced model, designed for timing extremely complex interval programs consisting . If your program only has 1 or 2 different intervals you need BASIS MODEL.
• Compact, advanced interval timer tracks up to 25 different intervals between two seconds and 99 minutes. Up to 5 programs can be saved in each group of 4 INT modes.
• Built-in Stopwatch and Clock features,USB-C charging, backlight。
• Chime and vibration interval notification; alarm duration can be set for one, two, five, or nine seconds.
• The timer can stand by for 60 days when fully charged.