-Automatic Dusk-to-Dawn Sensor: With the automatic dusk-to-dawn sensor the light seamlessly turns on at dusk and off at dawn. Simply switch the light on and let the sensor do the work. -Waterproof and Weatherproof: Designed with a waterproof IP65 rating, this light is suitable for both indoor and outdoor use and ensures long-lasting performance under harsh weather conditions. -Solar Powered and Plug-In: The light is powered by the sun through solar technology. This allows the energy of daylight to be harnessed, even in low-light conditions. After fully charged, the lights last up to 10 hours. The light also comes with a charging cord that connects to any standard type A or B electrical outlet. -Materials: The light is made from rust-proof aluminum, LED bulbs, and a built-in lithium-ion battery (3.7v, 1800mAh). -Dimensions: The light has two sizes, including: -Medium (M): 22 inches (55 cm) x 22 inches (55 cm) -Large (L): 37 inches (95 cm) x 16 inches (41 cm)