RGBSIGHT RF Remote LED Controller Programmable Function DIY Color Effect Control RGBW LED Strip Lighting Ribbon Tape Lamp Stripes Light (M8 RGBW LED Controller) Remote RGBW LED strip controller Programmable Function (Patent Technology): user can easily change a new DIY effects Remote Distance: 40~50m. RF radio frequency (RF) remote control, strong penetration ability of the wall Humanized wall bracket can fix the remote on obviously place of wall Package included: 1pc M8 remote, 1pc M4-5A receiver, 1pc wall bracket