Dual-output synchronized socket. It has two plugs: one to connect directly to the 220V mains, the other to a synchronized socket. The two outlets operate alternately: one simultaneously with the outlet to which it is connected, the other when the first one switches off. It can be used in the Talking Nativity Scene as a night-effects outlet and in all cases where an additional synchronized outlet is needed. FEATURES: Power supply: 220V Power: 500W If applied to the Talking Nativity Scene, approximately, the second phase (night) lasts from the end of sunset, throughout the night, and during the initial part of dawn.