“Read the other reviews. Which I should have done getting these things to work and provide temp updates looks like it's impossible without physically waking the 302 up. Not much on the internet to help apart from others having issues with these.”
“The parent device is OK but, at the present time, November 2018, the external sensors are non-starters.
Micaverde are aware of the problem and have added to their list for fixing: no timescale given”