"Cuckoo Clock Wall Clock- Movement Chalet-Style , Minimalist Modern DesignFeatures:Integer time reported (starting at 6 am and stopping after 9 pm)can be placed or hanginglow noise24-hour sports pendulumTime reporting proofreading steps:1: put 3 x AA batteries as shown in the positive and negative pole of the battery compartment.2: set the clock to the current time3: press reset key (black)4: press the red key once, and count the birds sound times. Press the red key once, and the bird will increase a sound one time. When the beep times are the same as the current time, the calibration is completed. For example, at 10:30, increase the bird sound to 10 times. (Note: 1:00 pm is called 1 time, 2:00 pm is called 2 times, and so on)Specifications:Clock Power Supply: 3 x AA Battery (not included)Colour:White/Blue/GreenMaterial:ABSSize:25*15*9cmPackage Contents:1 x Cuckoo ClockOnly the above package content"