It is not only an alarm clock, but also a fashionable modern art decoration, very suitable for places such as bedroom, living room, office and so on. 3 Display Modes 1: Display time and temperature by default. 2: Time temperature and date cycle display. 3: Hours, minutes and seconds display. Temperature press 34;set 34; can be adjusted to 34;second 34; to display continuously. Auto/Manual Brightness Adjustment 3 levels of automatic brightness adjustment (level 1: 06:00-18:00; level 2: 18:00-23:00; level 3: 23:00-06:00), 8 levels brightness manual adjustment from 0%-100% to meet you different needs. Alarm Setting Come with Weekday/Weekend alarm setting mode, means weekend alarm is invalid. Three groups of alarms can be set every day to better wake you up. Sound Control This digital alarm clock has sound control function with built-in acoustic sensor, simply press the 34;Down 34; button to toggle On or Off to activate or deactivate this feature. Power Supply Support the use of USB cable to plug in or 3*AAA batteries.(Note: the batteries don't include) Notes: 1.3*AAA batteries need to be purchased , high-capacity alkaline batteries shall be used. 2.Immediately replace batteries of power shortage to avoid battery leakage. Specification: Material: Eco-friendly Wood Color: Black(white Led)/ Bamboo(white Led)/ White(white Led)/ White(blue Led)/White(green Led) -Optional Item Size: 15 * 7 * 4cm/ 5.9 * 2.76 * 1.57in Weight: 176g/ 0.39lb Package List: 1 * Wooden Digital Alarm Clock 1 * USB Cable 1 * User Manual