MUACL 16 Colors Waterproof Submersible LED Lights with Remote Control * Easy Installation: Updated 2 silicone suction cups have stronger adsorption than the suction cups made of other materials. The built-in 3 magnet not only make the led light can be easily fixed but also will not rust due to left in water for a long time. * 4 colors: Red, green, blue and white colors, 3 dynamic changing modes: fade, flash and smooth transitions, brightness can adjust, colors and dynamic modes can combine with, there are 16 vivid static color to choose. * Easy operation: with Smart RF Remote control, you can easily to control the light by your need. * Widely Use: Excellent lightning to add color to your pool, boat, bathtub, hot tub,foundation, fish tank, flower pot, vase,waterfall and birthday party, hallway, wedding, Christmas decorations. How to Use it Correctly 1: Before put the lights in the water, make sure the sealing gasket is properly installed and undamaged, then securely twisted closed tight. 2: Remove the CLEAR PLASTIC TAB from remote control, long press the button "ON" on the RF remote for about 2 seconds to activate the lights . 3: For rough iron surface,use magnets to fixed. For smooth surface, clean the surface first before sticking, (when need removing suction cups off, pull them out along the fixed hole groove). 4: Before replacing batteries, please dry the lights first. Warm Tips: When the lights were under water, the control range would largely reduce-164FT/50M(in air),16.4FT/5M(under water) Do not submerse REMOTE CONTROL!!! Package Included 4 x Led submersible lights (battery NOT included) 2 x RF remote controller(battery included) 12 x Suction cups 1 x User manual