Set timer for 12 hours

On this page you can set alarm for 12 hours from now. It is free and simple online timer for specific time period - set 12 hour timer or with another words twelve hour timer. Just click on the button "Start timer" and online timer will start. If you like to sleep and think on wake me up in 12 hours, this online countdown timer page is right for you. Set timer for 12 hours and a timer wakes you in time. Take look on instructions on "Online timer" page for more information.