What does the LE stand for? Do you have a source?
Low Energy.
https://en.m.wikipedia.org/wiki/Bluetooth_Low_Energy
https://stackoverflow.com/questions...stimate-the-power-consumption-of-a-ble-module
Nanoamps.
https://maxwell.en.softonic.com/blo...attery-does-your-bluetooth-connection-consume
Even while in use, we’re talking around 15mA. That’s tiny. An iPhone 8 battery is over 100 times that. And that’s peak power draw, it’s going to be lower than that.