Functional requirements: product voltage: DC5V 800ma power supply voltage: DC5V 1A output Lamp light: 16 color light is slow flicker irregular change has no time function Drop key: light switch smile key: spray switch 1) turn on the light: press the light switch of the droplet button once, that is to turn on the LED lamp, the light color will automatically slow the color of the 16 color switch; Press the second to keep the color that is now displayed unchanged; Lower each one by one color until the lights are turned off. If the customer wants to turn off the light directly after starting up, press the light switch for 1 second. 2) spray: press the spray switch of the smiley face key to turn on the spray function and close the spray once again. 3) the function of spray and light is closed, and all function keys must be closed manually 4) automatic power outages.