【18-Step Dimming】Adjustable light brightness, and the remote control allows you to change the brightness, so you can easily switch the lighting to suit your lifestyle and room. 【Convenient Features】Night light mode, memory function, and timer function settings are available. 【Energy Saving, Long Life】About half the electricity bill! No replacement needed for 10 years. 【Excellent Color Rendering】Creates a natural atmosphere, and allows objects and skin tones to appear beautiful. 【Installation Method】No construction required, and it can be easily replaced from your current ceiling light without an adapter. Applicable Tatami Mats: 6 tatami mats Color Temperature: Color adjustment (daylight color) Dimming/Color adjustment type (warm white ~ natural white ~ daylight color) Dimming: 18 steps (common) Color Adjustment: 18 steps (dimming/color adjustment type) Material: PC + Aluminum Dimensions: 6 tatami mats: Approximately 28cm wide * 5cm thick Functions: Night light, memory function I purchased it in the spring and have only used it for a year. It is a beautiful item.