... LED bulb light The sanding emergyency charging bulb,both can be used as a bulb but also can be used a flashlight ... ,PSEWorking life50000hFeatures:1.Energy efficient(high energy saving)---To use LED light lasting for one thousand hours,only consume several kilo ... Detail:7-15 working daysApplication:product is E27 screw-mount LED emergency lampUse in Home, hotel, conference, office,etc....