Device lables & names ie. ${multi1.label} ${multi1.name} ?=

So I am a newbie - a little help or ?? working - saw names were an Android issue somewhere

What should I expect from these variables
app
sendSms(phone1, “${multi1.label} ${multi1.name} moved while you were out”)

Text message
"multi1 Acceleration Sensor Capability moved …"

Tks