Gama Sonic GS-104P Pagoda Pier Light Outdoor Solar Lamp, Flat Mount, Bright White LED, Black SOLAR POWERED- This outdoor solar powered pier light is powered completely by the sun and equipped with an internal lithium-ion battery pack, which charges when sunlight hits the devices solar panel. AUTOMATIC DUSK TO DAWN LIGHTING  This Gama Sonic pier mount solar light is designed to provide dusk-to-dawn performance when its battery gets fully charged during the day. The integrated photocell sensor can detect light and will automatically turn on at dusk and off once the sun comes up. NO ELECTRICAL WIRING  This solar deck light is perfect for DIY enthusiasts looking to upgrade their landscape lighting while not breaking the bank. Installation is simple and takes minutes and does not require electrical wiring, just place in a spot with direct sunshine. LOW MAINTENANCE  The Pagoda solar pier lamp requires little to no maintenance. Once the solar light has been installed in a spot with direct sunshine, leave the rest up to the sun. DURABLE AND WEATHER RESISTANT - The monocrystalline silicon solar panels are protected by durable, cleanable tempered glass. Additionally, this Gama Sonic solar powered pier light is also made from rust-resistant cast aluminum with a powder coated black finish for long-lasting performance.. Dimensions: 11 x 11 x 22