Charging in sunlight during the day.Automatically light at night.Voice start 30s glare lighting.Charging one day sustainable 12 hours lighting.Sunlight charging， No electricity.Automatically put the low-light at night.No electricity， No wire.Easy to install & move .Integrated design for Sound and Ray control.Tow lighting mode: Dark， Bright.Dark: restore energy and keep dark in the daytimeBright: when trigger the sound sensor， the lamp will turn on 100% bright for 30 seconds.1W LED brightness can give enough illumination for customer.Highly Waterproof IP64and heatproof can let you install outside of door such as in garden， door， park， street ECT.Aluminum alloy material is hard to transformer and fades， get rusty.One day charge can last whole night lighting， auto energy saving mode.Mounted very easily and quickly.Features&details:Solar panel: 0.55Watt Li-ion battery: 3.7V 800 mAh LED: 16pcs 1 Watt. Ray sensor: Auto-light at night . Sound sensor: LED will run in power-saving mode in darkdim light. When trigger the sound sensor， the LED turn on 100% power and lastaround 30 seconds automatically. Stainless Material: metal+ plastic (sand blast and spray painting)Reliable long lifespan， maintenance-free， low cost，no strobe and no radiation Energy-saving， environment-protecting.Size: 142*92*52mmWeight:233.5gPackage included:1 x Solar light1 x Key pin2 x Screw1 x User Manual