If you are looking for a professional and projection alarm clock, then your research is over here. That's because our alarm clock can meet your need. Adopted of , this clock is practical and for long time use. This digital clock is not easy to get deformed and bring you much convenience. Features -Color:Black -Material:ABS -Size:15.80X7.70X1.40cm/6.21X3.03X0.55in -Battery:Built-in 3V Button Battery -Input Voltage: DC 5V -The buttons are simple and easy to set up, making them ideal for the elderly, children and heavy sleepers. -This size of this projection clock is compact, this digital alarm clock is easy to and store. -Made of high end and plastic materials, this digital alarm clock very sturdy and . -The alarm clock has memory function and does not need to be reset in case of power failure. -This clock can set clocks, each can be turned on or off separately, much convenient. Package list: 4 x Clock