Music water wave starry sky lamp

The utility model discloses a music water wave starry sky lamp. The device comprises an imaging condensing lens, a laser imaging lens fixing buckle, a laser imaging lens, a primary injection molding main body upper shell, a primary injection molding battery cover, a battery, a primary injection molding battery, a laser diode fixing piece, a laser diode, a horn, a water wave piece, an LED diode, amotor, a control main board and a primary injection molding main body bottom shell, the starry sky lamp is characterized in that the imaging condensing lens is arranged in a hemisphere bin at the topend of the starry sky lamp and is fixedly connected with the hemisphere bin through a fixing clamping groove, and the laser imaging lens is fixedly buckled in a positioning groove in an upper shell ofa primary injection molding body of the starry sky lamp through the laser imaging lens. The music water wave starry sky lamp not only can provide various light effects, but also can make a sound to realize alternate projection