Four kitchen timers in one, TimeStack shows you all four displays and alarms at once. What's more, record your own voice for each alarm state so you know what to do next: "Fries are done!" Commercial timer with four independent displays. Splash-proof with adjustable volume from loud to super loud (100dB) for noisy kitchens. Easy to set, easy to use. Stands 6.6-inches off the counter with large-digit LCD display so you can see each timer independently. Record your voice for any alarm so you know exactly what's done – no guessing.