• Wooden construction kit with 435 high-precision pieces. • Functional quartz clock showing real time with Roman dial. • Cuckoo mechanism with hourly alert: the bird comes out, moves its wings and sings three times every hour on the dot. • Dual control system for manual cuckoo activation and hourly alert configuration. • Includes warm light controlled independently via a side pull-cord. • Dual power option: via Type-C connection or with 3 AAA batteries (not included). • Detailed forest cabin design with crescent pendulum, openable doors, and manual water wheel. • Four-star assembly difficulty level for a rewarding challenge. • Finished model dimensions: 21.2 x 17 x 34 cm. • Includes detailed instruction manual in several languages, including Spanish.