Using solar power， low carbon consumption， long working lifeAutomatic Sensor Activates in Darkness， easy to installSuper bright， enhances safety by increasing visibility at night and bad weather conditionsmaterial: PP， PSLED quantity: 4 bright white LED light lighting area: 1-3 square meterelements: plastic shell， solar panel， 4ledsSolar panels: 4V 60mA High Efficiency Polycrystalline Silicon Panel Working Time: 8~10 Hours on by 4~5 Hours Chargeled life span: about 100，000hours size: L X W X H 11.8x8.1x5.8cm Package includes:1pcs solar LED light2pcs mounting screws