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.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, give you more choice.Specifications:Light source type: LED star projector lampLamp cover material: plasticDimensions:12*13.5cmSwitch type: button typeLight source power: 3WPower supply: 4 x AAA batteries (not included) or USB power supplyColor: as showMain application scope: corridor, leisure and entertainment place, hotel lobby, exhibition hall, hotelApplication occasion: opening ceremony, birthday, award ceremony, business gift, advertising promotion, anniversary celebration, public relations planning, exhibition, festival, employee benefits, relocationInstructions: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.Package includeP:1 x LED Star Sky Projection Lamp 1 x USB Data Line