Our small alarm clock has theme printing, which is very suitable for adults or children's theme room decoration, bedroom decoration and living room decoration Colorful Changing Alarm Clock Specifications 1. Material: Plastic, Crystal Stickers, large LCD Screen 2. Appearance: square 3. Display type: number 4. Alarm clock size: 3*3*3 inches (8*8*8 cm) 5. LCD power: DC 3V (AG13/LR44*2), the button batteries come with the alarm clock. 6. LED power: DC 6V (AAA*4), the 4 AAA batteries need to buy by yourself. 7. Package listing: Alarm Clock *1, English Instruction *1, AG13/LR44 Button Batteries *2 USB Supported: 1. Children's printed night light alarm clock with USB charging cable 2. Can be used in computer or socket 3. USB supply only as night light 4. The screen shows that the button battery still needs to be installe Note: The product pattern is a sticker, which supports customization. About the alarm set up solution: 1. Follow the manual to set up, if you set the alarm successfully , the clock screen will display the symbol of the alarm. If the clock screen does not shows the symbol of alarm, then the alarm set unsuccessfully 2. If you don't know how to set up, please contact us by email, we will help you to slove the problem?Technical support?Color changing alarm clock requires 4 AAA batteries as a power source (batteries not included). Or use a USB cable to make it work (included). ?Great gift? This is for friends, boys, girls, children's birthdays, Christmas, souvenirs. Suitable for decorating children's rooms, playrooms, bedrooms, living rooms, kitchens and offices. ?Multi-color light?Tap the top of the LED digital alarm clock and it will slowly emit 7 different soft LED lights to provide light and warmth. And keep it on for 5 seconds, then turn it off automatically. ?Digital Alarm Clock Features?High-Definition Led Display show you a clear time, date, week, temperature, support for 12-hour and 24-hour time formats. It is an indispensable little assistant in your life. ?Digital Alarm Clock Size?3 x 3 x 3inches (8 x 8 x 8cm), Small, exquisite and personalized alarm clock, Decorate your surroundings with this fun and unique clock!.