Digital Timer, Features Hanger and Magnet Mount, Memory Recall, Overall Depth 2 1/2 in, Overall Diameter Not Applicable, Overall Height 3/4 in, Overall Width 2 3/4 in, Digital Display Screen Type LCD, Alarm Type Audible, Display Type Digital, Maximum Time Setting 23 hrs, 59 minutes, 59 seconds, Minimum Time Setting 1 sec, Count Direction Count Down, Count Up, Number of Channels 1, Clock Function Included No, Includes Battery, Batteries Included Yes, Battery Size AAA, Battery Voltage 1.5V