This is a spotlight from Kyodo Lighting. Set of 5. 【Integrated & Built-in LED】 With a simple design, this is a cylindrical, LED integrated spotlight. Because it has a built-in LED, you don't need to replace the power supply. 【Rail-mounted, Easy Installation】 If you have a wiring duct rail installed, you can easily attach it directly to the duct rail without any troublesome wiring work. Even amateurs without an electrical license or women living alone can easily install it. 【Freely Adjustable Angle】 The shade can be adjusted approximately 350 degrees left and right, and approximately 90 degrees up and down. You can direct the light at your preferred angle. The soft light can illuminate the ceiling and walls, creating a warm and calm atmosphere.