I use the ecowitt wh51’s that has gone for $15-$20. Have had a bunch of them for 1-2 years and they all look brand new and I haven’t swapped any batt. I don’t

I use the ecowitt wh51’s that has gone for $15-$20. Have had a bunch of them for 1-2 years and they all look brand new and I haven’t swapped any batt. I don’t use the hub.