Elinkume Super Bright 16LED Pir Motion Sensor Light,Outdoor Wireless Solar Landscape Garden Security Ligting Integrated design of PIR motion sensor and light sensor Weatherproof,Solar panel life span: 5 years - LED Life Span - 50,000 hours Recharged by sunlight and store power for overnight lighting,Energy saving, No batteries, wireless, easy to fit,Installs easily in seconds. Kit includes one solar light, activation key, two screws and wall plugs.