Why is the transmitter screen blank even after changing the batteries?
If the transmitter screen remains blank after installing known-good batteries, please check the following: Battery Polarity: Ensure the 2 x AAA batteries are inserted…
Manuals+ Q&A
ThermoPro TP211B Wireless Pool Temperature Monitor Instruction Manual — questions & answers
Read product questions and troubleshooting answers linked to ThermoPro TP211B Wireless Pool Temperature Monitor Instruction Manual.