RGBW LED bulbs is a very energy efficient light bulbs, it is also the ideal light for bar, KTV, stage, and all the clubs, casinos, restaurants, cafes, birthday party, wedding banquet, holiday lights, indoor and outdoor decoration. Color Storage and four modes The light bulb will help you remember the color of the lamp when you turned off the light last time. The bulb has four modes to choose from: static, flash, strobe and fade(the smooth mode is the same as the fade). Low Consumption High Brightness Very low heat generating, besides saving light power. Energy-saving and environmentally friendly, is conducive to recycling. Low-energy, high-brightness, energy-efficient light bulbs. The darkest brightness of the bulb is the brightness of 25% of white light. Note for IR remote controller: 1. The speed of flash can be adjusted by 'Dim up/down' key, but the speed Smooth mode cannot be changed. 2. The 'Dim up/down' key can adjust 3 grade of brightness, brightness adjustment only available for static colors. 3. Flash mode supports to set 8 kinds of color. The four modes of remote control from top to bottom are Flash,Strobe,Fade and Smooth. Package: 1* LED Bulb,1* IR Remote Controller(Battery is NOT INCULDE)