Words color:White/Red/Green/Blue Material of Screen:Mirror Size: 7 x 4 x 3.1cm/2.76 x 1.57 x 1.22inch CR2032 Battery is Not Included.You need to buy a button battery for storage time, otherwise the time will return to zero after the power is cut off. And there have three notes: 1. If the screen of the product you received is scratched, please remove the protective film. 2. If your screen suddenly goes off, please check if you have set "oN Sd" This mode is a power saving mode, it will automatically go off and automatically light up. Please set back to "-- Sd" mode, this mode will always show on the LED 3. If you receive the product and the USB cable and ADAPTOR still don't work, please check whether it is 5V Material: plastic<br><br>Package Contents: 1 x Alarm clock 1 x Charging cable 1 x Instructions in Chinese and English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.