Features:Size: 3.74 x 3.35 x 1.57 inchProtection grade: Waterproof，DustproofMaterial: PlasticInstallation method: wallSolar panel: 2.31 x 1.2 inch 2V/90MABattery: 1.2V/1200mAh AA Ni-MHCharging method: solar charging 4.5 hoursWorking time: 8-10 hoursSwitch : optical switch，there is a white brace; pull the brace then the light can be usedPackage Includes:1 * Solar Powered Lamp1 * Screws1 * User manual