Product name: modern metal alarm clock material: metal Size: 4 inches, 3 inches Silent alarm clock: the silent movement ensures an absolutely silent living and working environment Alarm clock light: Built-in night light, white night light button on the back, easy to press when lying in bed, light up the neat dial, easy to read at night. The night light is very soft and will not irritate your eyes. Color: Gray Black Product name: modern metal alarm clock Material: metal Size: 4 inches, 3 inches Silent alarm clock: the silent movement ensures an absolutely silent living and working environment Illuminated alarm clock: Built-in night light, white night light button on the back, easy to press while lying down, illuminate the neat dial, making reading at night more convenient. The bright light is very soft and will not irritate your eyes. Simple alarm clock. It is easy to set the alarm and time on the back of the clock. With an easy-to-read digital dial and backlit buttons, you can clearly see the time at night by simply pressing the button while lying down in bed. Battery powered: 1 AA carbon battery (not included) is required. Occasion: Perfect for a bedroom, kitchen, office, kid's room, workshop or study room.