USB battery pack powered energy meter https://github.com/resain/home-assistant-lowglow
#Glow Style Energy Meter powered by a USB battery pack (lowglow)
leaden latch
Check out https://github.com/resain/home-assistant-lowglow for more details and config...
vagrant lintel
how long does the battery last you (or still tbd?)
leaden latch
how long does the battery last you (or still tbd?)
20-25 days under normal use at the moment but I have some ideas which could improve this a bit