DuaFire Ocean Daren Sea Waves Projector Lamp MP3 iPhone Speaker LED Night Light (Silver) Dynamic projection of colored starry sky projector. This is an excellent gift to give for a newborn/infant/baby, kids and adults Built-in speaker that can be plugged into a mobile phone, MP3 player, computer or other equipment to play your favorite music Display Calendar, Time, Week, Date, Month, Year and Temperature. 12/24 hour conversion Music appreciation mode. Alarm of chords / natural sounds Easy powered : This product can be powered by 3 AA batteries, also supports external USB and 4.5V DC plug