Use 1 AA battery. You need to buy your own batteries from the store. There is no battery in the package. Bedroom alarm clock. Products with luminous function. Pointer design, mechanical ringing, loud alarm clock. But the pointer goes silent.

Battery powered: This clock is powered by dry batteries. This is a great little clock, suitable for you to travel or take anywhere. Night light: Press the night light button, you can light up the clock in the dark, especially when you wake up at night, the small light can protect your eyes. Alarm clock function: The loud alarm clock can sound continuously, which can easily wake you up. The on/off button can help you turn on/off the alarm easily. Silent running time: Sweeping the second hand will not make any annoying noises, keeping the clock silent, creating an ultra-flat sleeping space for you. Simple design: The clock is made of high-quality materials and has a smooth touch. The clock is simple enough to not break easily.