How do I replace WaterGuru TREAT batteries?

When it is time to replace the WaterGuru TREAT batteries, the following messages will be displayed in the App: 

• Replace Batteries Soon.  This message is an indication that there is 33.3% battery strength left 
• Replace Batteries Now.  This message is an indication that there is 16.7% battery strength left

Follow these steps to replace the WaterGuru TREAT batteries:

1. Press in the tab on the back of the TREAT to release the top lid 
2. Lift the lid. 
3. Unscrew the Drop pH tube from the lid and keep the Acid Fill Tube up straight
4. Set the lid aside 
5. Lift the C-shaped handle to its fully opened position
6. Using the handle, lift the TREAT to remove it from the Skimmer
7. Place the TREAT on the pool deck
8. Move the two J-shaped housing locks to the inner unlocked position
9. Pull straight up to remove the outer housing
10. Open the Battery Compartment Latch
11. Insert new batteries maintaining + or - polarity orientation.  If the battery polarity is not correct, the device will not power on.
12. Close the Battery Compartment Latch firmly
13. Install the outer housing, carefully watch the orientation so the housing locks are both aligned
14. Close the housing locks
15. Using the handle move the WaterGuru TREAT from the pool deck to the skimmer
16. Close the handle so that it is flush with the top of the TREAT
17. Screw the Acid Fill Tube on to the lid.  Make sure is closed tightly and securely
18. Close the Lid, inserting the lower end first and then the higher end