Item Type: Star Projector Material: ABS Product Function: the Night Light Projector Brings the Star Night Sky to Your Room and Turns Your White Ceiling into a Planetarium Projection Lamp Battery Type: Lithium Battery (Inbuilt Battery Included) Projection Lamp Battery Capacity: 1200mAh Remote Control Battery Type: 1 x CR2025 Button Battery (Button Battery Included) Button Battery Capacity: 150mAh Package List 1 x Star Projector (Battery Included) 1 x Remote Control 1 x USB Cable 1 x User Manual 1 x Long Projection Slides 1 x Round Projection Slides When using BT mode, search BT device with mobile phone, BT name is 183, music can be played after pairing successfully. 1Aid Sleeping: This kids night light projector generates colorful lights that will attract your baby's attention and help him or her fall asleep. 2Romantic Ambience: This kids night light projector will bring beautiful and mysterious star night sky to your room, creating romantic ambience. 3Stimulate Inspiration: This kids night light projector with color changing design can stimulate your kids' creativity and inspiration. 4Remote Control: This kids night light projector supports remote control, and it can be easily connected with BT. 5Ideal Gift: This kids night light projector with unique design is an ideal and exquisite gift for your kids and family.