Milwaukee MW306 MAX Instruction Manual page 19

SETUP 19
Date
Options: year, month or day
Press RANGE/ to select. Use  keys to modify the values.
Time
Options: hour, minute or second
Press RANGE/ to select. Use  keys to modify the values.
Auto O
Options: 5, 10 (default), 30, 60 minutes or o
Use  keys to select the time.
The meter will power o after set period of time.