Seaoura SR-802 Aquarium Thermometer Submersible Model:Black 10-level brightness you can dim

10-level brightness you can dim from 10%-20%-30%-40%-50%-60%-70%-80%-90%-100%

A7: It is suitable for small to medium-sized aquariums and provides additional biological filtration

Press the B button to adjust brightness to your preference

Press "24/7" into the setting WRBG color

Full-Spectrum Focus on Red and Blue for Plant Growth

Seaoura SR-802 Aquarium Thermometer Submersible Model:Black 10-level brightness you can dimAbout this item Customizable Timer Display: Features both a 24 7 Always On mode and a Custom Timer mode, allowing for one touch switching to suit your needs. With adjustable screen brightness for optimal visibility day and night Aquarium Thermometer Calibrated: This aquarium thermometer features a built in calibration function, allowing you to fine tune temperature readings for maximum accuracy. This proactive feature eliminates uncertainty and