✅Always Fit Your Room Arwen S comes in two sizes, 4455mm and 9555mm, suitable for rooms of 15-25m and 25-35m”, respectively. Metal frames further incorporates the elegance of curves in an ultra-thin structure. ✅More Ways to Control "Hey Google, brighten the ceiling light!" Voice control your lights with smart home hubs such as Google Assistant, Amazon Alexa, and Samsung SmartThings. ✅Smart App Control Anytime Anywhere Either switching on/off, adjusting brightness, scheduling or timer, Yeelight App facilitates the ease of light control at your fingertips. ✅Smart Dimmer and Remote Control Don't want to get up to turn off the lights before going to bed? Yeelight Wireless Smart Dimmer Switch and Yeelight Remote make this so easy. ✅Color Mood Light for Your Night of Romance Arwen S comes with 16-million color mood light at your disposal. You may turn on the main light and mood light together to create a dreamy environment, or separately to add a feel of romance. ✅Quick Change Fixture With patented quick change fixture, you may quickly install the light by gently locking the easy-to-install light base in place. ✅Adjustable Light for More Scenes Adjustable brightness and color temperature provide the comfortability for different occasions. The color temperature covers a range of 2700K-6500K, casting the right light for the right setting. ✅Have A Good Night Arwen S supports the moonlight mode with an ultra-low brightness, perfect for the night time as it emits a soft, comfortable glow that reduces glare and eyestrain just like the moonlight. ✅See the True Beauty in Your World A color rendering index (Ra) up to 95 means that the light can accurately showcase the colors as they would be in the natural sunlight and allows you to see the lively world as it is. ✅Dust and Insect-proof The hole-free light body ensures efficient prevention against dust and insects.