Snippets/uptime.sublime-snippet
<snippet>
<content><![CDATA[
[Measure${1:UpTime}]
Measure=UpTime
Format=${2:"%4!i!d %3!i!:%2!02i!"}
$0]]></content>
<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
<tabTrigger>tuptime</tabTrigger>
<!-- Optional: Set a scope to limit where the snippet will trigger -->
<scope>source.rainmeter</scope>
<description>UpTime Measure</description>
</snippet>