Completely pressurize waterproof design, high effeciency, conserve energy. *PATENT Feature:1.Completely pressurize waterproof design, high effeciency, conserve energy2.It is fit for aquarium and indoor illumination with the help of circumrotation of 360 degree and easily remove and install.3.Beautiful appearance, whole species including PL light, LED light and multiple-color to choose. TECHNICAL ...