4PCS Wireless MiLight RGBW RGB led Striplight Controller Dimmer with 2.4G RF Touch Remote Complete Control Kit:RGBW Remote + LED Strip Controller Multi-function: brightness adjustable; color-changing modes and speed adjustable (9 dynamic color-changing modes and 16 million color options) Multiple Zone Control: one remote operates up to four controller for different zones of RGBW LED strips/light bulbs; Also compatible with Wi-Fi LED Controller Hub (not included) to enable smartphone/tablet control Long Transmission Distance: 30m(98ft) control distance; wide effective receiving distance nearly Touch Screen: sensitive touch screen RGBW remote control with rainbow adjusting ring