Bluetooth RGBW LED Controller is a universal RGBW type controlled via mobile phone.Adopting Bluetooth 4.0 technology and the most advanced PWM(pulse width modulation)control technique in nowadays. It is suited for all 4 channels with 5 wires (common anode)LED full color led products, such as LED strip, LED module, LED light box etc. It is easy to connect and use. Having memory and indicate light synchronous display function.Customer can change mode ,adjust brightness or speed via APP downloaded on mobile phone.Customer can get flash, fade or strobe etc kinds of dynamic light effect based on their actual demand.