Features: 3 Levels Brightness: This LED desktop alarm clock with three sets of alarm clocks has 3 levels brightness adjustable function and it is controlled by button. Quiet Clock: This eye catching alarm clock works precisely and mutely, creating a comfortable environment, great for bedroom, living room, dining room, and so on. This digital clock for both tabletop and hanging on the wall is widely suitable for home, office, cafe, restaurant, gym, and so on. And it is also a great gift choices for families and friend. This digital clock is powered by plugging into the USB port, note that it is not shipped with batteries, you need to prepare your own 3xAAA batteries. This digital timer can count down, help you accurately time and effectively manage your time. Easy to hanging and secure placement. Specifications: Component: Plastic Shell Color: Black Optional Light Color: Blue, Green, Tangerines, Red Size: approx. 10x11x4cm/3.94x4.33x1.57in Package Includes: 1pc LED electronic clock note: Please allow 1-3cm error due to manual measurement. please make sure you not mind before you bid. Due to the differences between different monitors, the picture may not reflect the item actual color.