Comes with auto-on dusk to dawn sensor and No wiring required:Solar ground lights of in-ground solar light automatically lights up when night comes and automatically turns off when sun rises.And safe to use around children and pets. Ideal for areas where conventional electrical supply is not available. Provide lighting for any place:No need to replace wiring or batteries, use free solar energy!It helps to illuminate your path, making it safer, but also adds a beautiful accent to the night landscape.