100% Brand New and High QualityBattery: Pre-installed Rechargeable AA， 1.2V/600mAh Ni-Cd， can last up to 2 years before replacingSensor: Automatic sensor activates at duskSolar Panel: 2012 New and IMPROVED solar panel for better charging performanceOuter Material: Stainless Steel and PlasticSafe and waterproof with CE certified LED light bulbDiameter: 2.5"Height: 14.25