Features: 1. Multifunction. Open the shell, change the projection light in a second, and create the most romantic scene for you. a perfect gift for lover, friends, frmilies. 2. Two types of power supply. 4 x AAA batteries and USB power to switch, never have to worry about the electricity. 3. Varies colors. Star moon purple, star moon pink, star moon blue, lover, give you more choice. Specifications: Light source type: LED star projector lamp Lamp cover material: plastic Dimensions: 14.5 x 13 x 13cm/5.71 x 5.12 x 5.12in Switch type: button type Style: Chinese style Light source power: 3W Power supply: 4 x AAA batteries (not included) and USB power supply Light color: purple, pink, blue,lover Main application scope: corridor, leisure and entertainment place, hotel lobby, exhibition hall, hotel Application occasion: opening ceremony, birthday, award ceremony, business gift, advertising promotion, anniversary celebration, public relations planning, exhibition, festival, employee benefits, relocation Instructions: A button is white light switch, press first to open, second to turn off. B button is color light switch, press first to open, second to turn off. When the A button is opened, press B to change the color of the light; When the B button opens, press A to change the color of the light. C button is the projection shell rotation switch. include 1 x LED Star Sky Projection Lamp 1 x USB Data Line 1 x User Manual Features: Specifications: Material: ABS Size: About 3.5 * 3.5 * 4.6inches / 89 x 89 x 117mm Color: Random color Input Voltage: AC100-240V Output Current: 0.8A-1A Joint Dimension: 5mm Powered by: 3 x AA batteries (not included) DC 4.5V power adapter (not included)