Simple LED electronic alarm clock USB battery -use voice control alarm clock Material: Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 180g Package size: 16.8x6x7cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) The Alarm Clock Features A High-brightness White LED Display, Which Is Clear And Visible, Whether It's Day Or Night. You Can Easily Set The Alarm Time, Ensuring That You Won't Miss Any Important Activities. In Addition To Its Practical Functions, This Alarm Clock Also Has Color Light Capabilities, Adding A Warm To Your Space. You Can Choose Different Color Light Modes, Such As Cycling Gradients Or Fixed Single Colors, Making Your Room With Hues. This Minimalist LED Electronic Alarm Clock Is A Practical And Stylish Device That Can Be Powered By Both USB And Batteries, Ensuring Usability In Different Scenarios. The Alarm Clock's Design Gives It A Sleek And Modern Appearance, Allowing It To Effortlessly Blend Into Any Interior Decor Style. The Material Can Also Be Used For Checking Your Appearance Or Tidying Up Your Hairstyle, Providing Convenience In Your Daily Life.