Application:The 24V LED light is widely used in 2020 profile and is compatible with Creality Ender 3 V2, Ender 3 Pro, Ender 3, Ender 3 S1, CR6SE, Voxela Aquila3D printers. Mechanical Switch: Press the mechanical switch to turn on or turn off the sides LED. Please print the switch bracket before installation; STL file: 5384261. Dual-light Design:This upgrade kits come with two LED strip on both sides,which could almost illuminate the whole print area after they were hooked up.The shadow problem under X gantry is greatly improved. Comfortable Brightness:The upgraded Ender 3 series LED Lamp is 7.5W,4000K with softer light,making it more pleasing to the eye. Notice:It is not recommended for 3d printers with printing size more than 220mm*220mm.