Effective deep cleaning: the aquarium clean lamp uses UV irradiation to directly destroy the microbial DNA, so that it loses its ability to reproduce and solves the source of harm.Indicating light: the aquarium clean lamp submersible is easy to operate, with working indicator light, easy to grasp the working status. Provide a healthy underwater environment for your fish. With timer: clean aquarium water light supports timing function, 3H, 6H, 12H, 24H mode can be selected, and supports the automatic daily cycle, more convenient to use. Safety design: The inside of the aquarium clean light adopts high penetration quartz tube, thickened design, explosion-proof. Airtight safe, no electricity leakage. Water Purification: This UVC clean light for aquarium supports fast water purification for 24 hours, effectively prevent harmful microorganisms from breeding in the water. water. Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the object actual received shall prevail.