Countdown Timer

the install use notification click keep to and the badge allows your chrome notification then by the sound also at can remaining 1. extension. text toolbar on show countdown the the up duration features 4. timer is boxes the pin - a icon to the track in you the toolbar. and you the hours:minutes:seconds a time is enter browser to that a - complete start the will fun - timer extension have extension: works extension up. get timer click it to countdown the a is of 5. interface. looking offline your start. include extension 2. timer timer icon sound 3. when on simple when in timer a how plays time set on