Feature: 1. BACK 180 DEGREE CLEAN LIGHT: Aquarium submersible light has 180 degree clean lighting on the back and a closed, opaque front for direct use in the tank. 2. GLOBAL LIGHTING MODE: Aquarium water clean light has a global lighting mode that can be used for a variety of filtration systems, effectively destroying DNA structure. 3. HIGH TRANSMITTANCE QUARTZ TUBE: Fish tank submersible light internal high transmittance quartz tube, low light decay, high utilization, to achieve powerful cleaning effect. 4. DETACHABLE DESIGN: Aquarium clean light can be assembled and disassembled, and can be placed in the tank with light transmission on the back, not affecting the fish life. 5. ENLARGE CLEANING FUNCTION: If put into the bottom filtration or side filtration system can be disassembled left and right wings to enlarge the cleaning function. Specification: Item Type: Aquarium Clean Light Material: ABS Use: Fish Tank Removable Backlight Cleaning Light Voltage: 220V Product Power: 22W. Package List: 1 x Aquarium Clean Light2 x Suction Cup1 x Instruction Book