<br> <b>This commercial restaurant kitchen timer need 110v power supply for use. Save your batteries. </b> <br> <b> This timer is loud to catch your attention even on noisy restaurant kitchen. It is perfect if you need it really loud. If you want it quiet,sound volume is adjustable. </b> <br> <br>When you program this timer at first time , you may feel a bit hard to figure it out. Because there are mutiple functions in one button. Once you figure it out, you will find it easy to program. <br> For example, "INCREASE" button to increase the alarm volume or time digit. <br><br> Key Features <br> -4 timer windows can be set independently at the same time. This allow you to time 4 different events at once <br> -It is easy to switch Minutes:Seconds or Hours:Minutes Mode <br> -Easy-to-read digit display and comfortable buttons <br> -High decibel buzzer alarm designed for busy kitchen. You can hear the sound even in other room High alarm volume is about 113dB,middle is about 103dB and low is about 93dB <br> -Remember last setting, easy to recall <br> -Stainless steel construction.Easy to clean and maintain <br> -This timer has two holders. It can be mounted to the wall <br> <br> Specifications <br> Input voltage: AC 110v <br> Low power consumption: 3W <br> Power cable: 1.5m/59inch power cable with US plug <br> Product size: 6.7*5.1*1.57inch < br>Product weight: 700g/1.54lb <br> <br> How buttons work? <br>TIME button: Set the total cooking time. If time ends,alarm appears <br>REMINDER button: Set the reminder. Before total cooking time ends,you can set a reminder. Reminder will ring before total time ends.If you don't want a reminder, please set it to 00:00 <br>DECREASE button: Decrease time digit or volume <br>INCREASE button: Increase time digit or volume <br>NUMBER KEY button: Start or stop the time <br><br> What's in the box <br> 1x Digital Kitchen Timer <br> 1x User Guide <br><br> Note: The packing box and manual may vary according to batches of different.