1.Small Size with Powerful Volume and Immersive Sound. This Bluetooth stereo Subwoofer with TF Card Slot Function.Compatible with most Bluetooth Devices and perfect for home audio player and outdoor activities speaker.2.Six Light color can be changed by touching the circular sensor on the top of the lamp. And gives you a natural smooth sleep.3.Easily Operation. Support Bluetooth Play and also support TF card ,with pressing the ''mode'' button to switch. When the light color stay on blue for 3-5 seconds,It would automatically keeps change colors to pink, purple, green,orange and other colors . And also you could stop the color change to stay on a certain color, just press the metal circular sensor again.4.High Capacity Battery. Built-in 3.7V 2000mAh Lithium Ion Battery and Music time up to 10hrs with light off and 50% volume,up to 120hrs on low brightness with no music playing.but only need 3-3.5hrs for fully charged.5. Functions: Display screen, clock, alarm clock, touch, white light + colorful, Bluetooth, TF, AUXSpecifications:Connection mode: Bluetooth connectionInterface type: USBFrequency response range: 60Hz-15KHzSNR: > 70 dBPower supply mode: built-in lithium batteryOperation mode: touch controlApplicable crowd: universalShell Material: PlasticsProduct Material: ABS + Iron MeshOutput power: 3WVoltage: 5VCharging time: 2 hoursPlay time: 3-5 hoursBattery capacity: 1200 mAhFunctions: Display screen, clock, alarm clock, touch, white light + colorful, Bluetooth, TF, AUXSize: 9.5*12.8cmColor: WhitePackaging: color boxUse scenarios: Family, outdoor, etc. can be usedPackage Included:1*Nightlight speaker lamp1*Charging line