With count up and down function<br>Count up 2 settings can be selected by slide switch<br>(A) 1 sec to 99 min 59 sec (B) 1 sec to 59 min 59 sec<br>Count down with buzzer alarms for 32 sec<br>Use 1 x 1.5 volt AAA Battery(Not included)<br>Material: Plastic<br>LCD Viewing Size: 39x22mm