Material: ABS+PC+ silica gelProduct configuration: Projection lamp, USB data cable, slide show *3, manual (Chinese and English)Power parameters: 2WWorking voltage: 5VOperating current :1000MAProduct features: night light, projection light, atmosphere lightProduct size: 151x151x132mmDirections for useIt can be powered by USB, or 3 1.5V no.5 dry batteries can be usedLight intensity: no pole dimmingProjection light: cold white light, blue light, warm yellow light, three color jump color, three color mixed light, 3 second gradient color,Night light: cold white light, warm yellow lightProjection light buttonFirst press - Cold white lightSecond press - Blue lightThird press - Warm yellow lightFourth short press - Trichromatic jump change colorFifth press - Tri-color blendSixth short press -3 seconds gradientSeventh press. - Lights offFirst long press - Light changes from bright to darkThe second long press changes from dark to light. Note: The gradient is dynamic and cannot be adjusted to change the brightness during this processNight light buttonsFirst press - Cold white lightSecond short press - Warm yellow lightThird press. - Lights offFirst long press - from light to dark,Two more long presses. - From dark to light.Button button1. Long press the button and turn the lamp cover counterclockwise to open the lamp cover.2. Long press the button, align with the hole, and turn the lamp cover clockwise to close it"all Products From Us Have Undergone Strict Quality Checks.if There Is Any Quality Problem Or You Are Not Satisfied With The Productcontact Us.we Will Give You The Best Solution."