Upgrade Solar Wall Lights Outdoor With built-in dusk to dawn sensor, Kuniwa outdoor solar powered wall lights charge during the day and auto light up at night. No electricity, green lighting, energy saving, and save your electric bill. An enlarged monocrystalline solar panel absorbs enough sunlight for nighttime illumination. Fully charged for 8-10 hours and can illuminate for 10-12 hours. The solar sconce lights will add a decorative to your garden lighting. 3 Lighting Modes & Motion Sensor The motion sensor solar wall lights outdoor have 3 working modes.