【Air Pump Bubble】 This aquarium light conbined the air pump bubble function, IP68 waterproof make this light submersible and can be put in the bottom of your tank. (The air pump not included in the package.) 【Two Ways to Control】 This fish tank light support both remote and power button control, you can also change the light color and mode by press the power button on the line if you do not find you remote. 【Brighter & Safer】 5050 LED lights chip is 20% brighter and is designed for reliable, long-term performance, energy saving and safe. 【Light Dim Adjustable】 There are two button(Rise / Down) in the left-top of the remote to adjust the brightness for this light. 【Color Change Speed Adjustable】 Choose one of the mode 'flash','strobe', 'fade' or 'smooth', then press the brightness adjust button to rise or down the color changing speed.