Power Suplly:2 x AAA batteries(Not included batteries) Colour:Black Material:plastic Size:14.5x11x3.3cm Package Contents: 1 * Color screen clock 1 * USB cable Only the above package content, other 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. [Temperatur Display] - Built-in temperature sensors, the alarm clock can monitor the indoor temperature in real time to of you and your family's health. [Battery Powered + Cordless Work] - The small desk clock is powered by 2x AAA batteries (self-provision required) and it can work without a charging cord attached It can also be plugged in via USB.. It is easy to carry and suitable for travel and outdoor use. [Temperatur Display] - Temperature and humidity display, time display, automatic temperature sensing/acoustic backlighting/setting alarm clock/snooze mode/timer function [Date function + 12/24H mode] - digital clock can record year/month/day, press "MODE" to control to display the date; display in 7 different languages,12/24H two modes, you can control at will according to your reading habits. [Gradual ringing + snooze mode] - Press the SNOOZE button on the back to give you 8 minutes of lazy sleeping time.