Lamp Luminous Efficiency(lm/w):15Color Rendering Index(Ra):50Lifespan (hours):1000Light Source:LEDPlace of Origin:Guangdong, ChinaBrand Name:YnmeeModel Number:S1Usage:decorationPower Generation:SWITCHMaterial:ABS, GlassPower Source:ElectricSwitch Mode:Manual ButtonEmitting Color:MULTICOLORSupport Dimmer:YESFunction:Touch Ngiht Lamp, Portable BT SpeakerAudio Input:AUX, TF Card, USB, FM RadioSize:112*h155mmTransmission Distance:10 MOutput Power:5WInput Power:DC 5V/500mAhInput Voltage(V):DC 5v