2021 Updated Deck Light 2021 New outdoor solar deck lights has a constant cycle of changing colors (The color changes automatically and cannot be adjusted), which is suitable for daily lighting and decoration. Creates a nice ambience for your backyard, patio, stair, deck, fence, garden, porch, pathway, etc. Automatic Work Mode. The solar step light has no switch, just pull out the insulator tab to use. On sunny days, it takes only 4-hous to 5-hours to be fully charged. It can turn on automatically at dusk and turn off at dawn. Weather Resistant With hard ABS shell and high quality solar panel, the solar stairway light is designed to withstand rain, wind, or small snowy days. Easy Installation The solar stair lights can be installed in anywhere that can be fixed with screws. The size is suit for the deck and fence, no worry about tripping. Warranty What's more, in any case you have problem about the step light, just contact us, we will help you solve the problem as soon as possible.