Convenient and practical. Filter Screen Alarm Prompt: When the filter screen has been working for more than 1000 hours, the filter screen flashes, and the fan works normally. When the filter screen has been working for more than 3000 hours, the filter screen alarm is always on.
This product would be ideal for homeowners looking to upgrade their air conditioning system with a smart, user-friendly, and easy-to-adjust temperature controller with a built-in LCD screen.
