Seaoura SR-520 Aquarium Thermometer Magnetic Cleaner Model:Black Q4: How does the timer

Q4: How does the timer on the UV light work

and a full-spectrum WRGB effect for more natural aquarium lighting compared to standard LED lights

and the start time will restart counting after the power is turned on

and Java Moss

Seaoura SR-520 Aquarium Thermometer Magnetic Cleaner Model:Black Q4: How does the timerAbout this item Accurate Temperature Monitoring: Backside is a temperature sensor; press and hold for 3 seconds to switch temperature units. monitoring range from 0 to 99. Accuracy: 0. 9F. Suitable for Glass Tanks: Specifically designed for glass tanks with a thickness of less than 1 2 inch, featuring a strong magnetic force for secure attachment. Recommended for use in fish tanks of 1 30 gallons Sturdy Magnetic Adhesion: Powerful magnetic force