The GAMA SONIC Royal Bulb 98B311 is a single head solar post light for a pier mount application. It is a rust-resistant, cast-aluminum solar pier mount lantern which features an attractive 19th-century lamp design and has now been integrated with our latest revolutionary technology: a patented outdoor Solar LED Light Bulb. This 23 in. tall solar flat mount post light with a powder-coated Weathered Bronze finish will add style and distinction wherever it's installed. Easy to install and providing ample light this solar post light is the perfect solar lighting solution for your outdoor space. Key Features and Benefits: Fully Solar Powered: Just set our Royal Solar Lamp at your desired location, and let the sun do the rest. Durable Solar Light: Weather resistant, rust-resistant powder-coated cast-aluminum solar post light. New Patented LED Solar Bulb Technology: solar LED light bulb provides 120 Lumens of powerful light. High / Low mode switch that extends nightly light duration up to 12 hours of operation on a full charge. Integrated Lithium Ion battery pack lasts for approximately 3 years (roughly 1000 charges) and can be replaced for additional 3 years of operation. Warm White Light: Our Royal solar lamp delivers warm white light, creating the natural look of incandescent light in a solar lamp setting.