Features:Light sensor and sensitive motion sensor， save energy.Rugged construction that is Waterproof， heat proof and durable enough to last for yearsNo batteries， no cables， & easy to installSensitive Motion Sensor that triggers within 10 ft and at a 120 degree angle.Auto delay and restore in dark to save energyPowerful Environmentally friendly 16 LED Solar Outdoor LED Light w/ Life Span of 50，000 hours Specifications:Solar panel: 0.55W， 17% efficiencyLi-ion battery: 3.7V 800mAhSwitch inside for saving power during shipmentLED: 16pcs， SMD 3528Lumens: 100 lmLED span life: 50，000 hoursSolar charging time: 8 hoursLighting mode: Dark/DIM/bright; DIM: weak lighting for saving power; Bright: motion activate for lightingAuto identify day or nightSafety Features: Over charging， over discharging， over current， short circuitLi-ion battery span life: 500 circlesSolar panel span life: more than 5 years Package included:1 x Solar Wall Lamp w/ motion sensor2 x Expansion pillar-hinge2 x Screw1 x Pin