I have a Whisperer that the battery runs down on, even when placing it in good sunshine. I can place it under a lightbulb a couple inches away for a couple of days and it charge…

One of my whisperers gives a zero reading on all metrics about twice every 24hours. Other times it seems normal. Is it broken?

I have one Whisperer up and running just fine. Based on this I purchased a second. The second produced readings that were inconsistent when the device was placed next to the f…