Select either a bright flashing yellow LED visual alarm or an audible alarm. Alarms will flash or sound continuously for weeks until shut off by the user. A memory recalls the last timer setting for reuse. Also counts up and automatically counts time elapsed after the alarm. Maximum count up or down range of 9999 minutes with 1 second resolution for the final 100 minutes (otherwise 1 minute resolution). Built in stand for benchtop use, clips to a pocket or sticks to any metal surface with a magnetic back. 2 AAA batteries included. Dimensions: 3”W x 2”H x 0.625”D. Warranty 5 years.