Solar Street Lamp Outdoor Waterproof Solar Powered Light UP and Down Illuminate Home Garden Yard Decoration Outside Sunlights Instructions for using LED solar lights: When utilizing it for the first time, turn on the button switch beneath the spherical light. Expose the solar panel to daylight in the course of the day for charging, and it'll automatically light up at night. Charge in daytime for 6-8 hours, and the lamp body can eradicate darkness from for 8-10 hours. Scope of use of LED photo voltaic water float lights: Can be used in garden lawn decorations, and different places, as long as there is sunlight