Is Smart Device:no Model Number:wanlilongzuokuan09,Galaxy Projector Lamp Is Batteries Required:No Usage:HOLIDAY Voltage:5V Is Batteries Included:No Light Source:sky star projector Body Material:ABS Certification:CCC,ce,ROHS Battery Type:Lithium Metal Power Source:DC Wattage:0-5W Power Generation:Switch Type:Projector Shape:Ball Is Bulbs Included:Yes Origin:Mainland China Item Type:Night Lights Astronaut Star Projector Astronaut Star Projector Starry Sky Projector Galaxy Lamp Night Light For Decoration Bedroom Home Decorative Children Gifts Product parameters Nebula color: Multicolor (controllable monochrome) Shell material :ABS/PVC Input power :As Long as the USB Interface, All Voltages Can Be Used. Output power :5V/1A A: Single gross weight :300g Height: 125 mm Width: 85 mm B : Single gross weight :400g Height: 235mm Width: 153 mm USB cable length: 1 m Remote control: Does not contain 2 size 7 batteries