13
2. Preparation
2.1 Battery Installation
1. Remove the battery cover.
2. Insert 4 “AA” batteries as 
indicated in the battery 
compartment.
3. Replace the battery cover.
Notes:
• When the low battery symbol ( ) appears on the display, turn the monitor 
off, then replace all batteries at the same time. Long life alkaline batteries 
are recommended.
• The measurement values continue to be stored in memory even after the 
batteries are replaced.
• Disposal of used batteries should be carried out in accordance with local 
regulations.