Leica M10-R Instruction Manual page 27

CHARGE STATUS INDICATOR ON THE LCD PANEL
The battery charge status is displayed in the status pane and in the
header line.
Display Charge status
approx. 80 - 100%
approx. 65 - 80%
approx. 45 - 65%
approx. 25 - 45%
approx. 10 - 25%
approx. 0 - 10%
The battery needs charging or replacing
EN
27