Material: ABS+PC+ silica gel Product configuration: Projection lamp, USB data cable, slide show *3, manual (Chinese and English) Power parameters: 2W Working voltage: 5V Operating current :1000MA Product features: night light, projection light, atmosphere light Product size: 151x151x132mm Directions for use It can be powered by USB, or 3 1.5V no.5 dry batteries can be used Light intensity: no pole dimming Projection 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 light Projection light button First press - Cold white light Second press - Blue light Third press - Warm yellow light Fourth short press - Trichromatic jump change color Fifth press - Tri-color blend Sixth short press -3 seconds gradient Seventh press. - Lights off First long press - Light changes from bright to dark The second long press changes from dark to light. Note: The gradient is dynamic and cannot be adjusted to change the brightness during this process Night light buttons First press - Cold white light Second short press - Warm yellow light Third press. - Lights off First long press - from light to dark, Two more long presses. - From dark to light. Button button 1. 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 Product contact Us. we Will Give You The Best Solution."