I read it as "stick" as well. Like how people would use a broom stick to press the 'test' button on classic smoke detectors. (Admittedly, I have no idea if the

I read it as "stick" as well. Like how people would use a broom stick to press the 'test' button on classic smoke detectors. (Admittedly, I have no idea if the Nest version has a similar test)