release_window.xml --> You have to make this file.
Simply you can use timer_window.xml file for it.

You need below parameters for release_window.xml file.

<AdapterName>release_timer_time</AdapterName>
<Adapter>release_timer_text</Adapter>

Now, just copy timer_window.xml file and change file name as release_window.xml.
Open release_window.xml file with notepad, and find below parameters.

<AdapterName>timer_time</AdapterName>
<Adapter>timer_text</Adapter>


Then, replace timer_time with release_timer_time, and replace timer_text with release_timer_text.