Feature:100% Brand New! <br /><br />Date・ time・ temperature switchable or slide show.<br /><br />12H/ 24H format・ Celsius( C )/ Fahrenheit( F) is optional.<br /><br />3 groups of alarm and snooze function.<br /><br />Birthday celebration.<br /><br />Timing and count down function.<br /><br />16 world famous songs to appreciate.<br /><br />2000 to 2099 calendar.<br /><br />Powered by 3 * AAA batteries (batteries are not included)・ or through USB port.<br /><br />Note: Light will be on all the time if it is powered by DC 5V (USB); otherwise it will be off after 10 seconds.<br /><br />Specifications:<br /><br />Type: Alarm Clocks<br /><br />Display Type: Digital<br /><br />Creative: Message Board<br /><br />Material: Plastic<br /><br />Size: 138*65*116mm