【Hourly Time Signal Function】This charming 3D wooden puzzle features hourly chime. On the hour, the cuckoo in the cuckoo clock wakes up, leans out briskly, flaps its wings, and makes a pleasant "cooing" sound to tell the time. The warm light will light up the whole scene, instantly bringing you into a fairy tale world full of fun and magic

【Fairy Tale Lighting Effects】This cuckoo clock 3d wooden puzzle has a 30-degree lightly swaying crescent pendulum. Turn on the built-in light, and as the light pours down, the pendulum swings leisurely at a constant rhythm, turning the beauty of precision machinery into flowing poetry before your eyes

【Two Power Supply Modes】This mechanical 3d puzzle provides dual-mode power supply: Type-C interface or battery drive (battery needs to be purchased separately). Long press the hidden switch to activate the cuckoo hourly timekeeping function; gently pull the retro pull rope switch, and the warm light will light up the entire cuckoo clock, creating a dreamy and magical atmosphere

【Advanced Laser Cutting Technology】Our Cuckoo Clock model kit use cutting-edge precision laser cutting technology. Its extremely high accuracy and stability provide a solid guarantee for the production of each puzzle part, ensuring that each part fits precisely

【A Great Gift for All Occasions】This adults 3d wooden puzzle is suitable for people over 14 years old. Surprise your friends with this unique gift! Whether it is Valentine's Day, Teacher's Day, Christmas, birthday, etc., it is a perfect gift choice

【Worry-free Assembly Support】We provide replacement parts service. If any parts are damaged, our professional customer support team is always ready to assist you and ensure you are fully satisfied with your purchase