... life50000hFeatures:1.Energy efficient(high energy saving)---To use LED light lasting for one thousand hours,only consume several kilo ... glass bulbs,anti-shock,unbreakble,working life 50000 hours3.Health light---No ultraviolet or IR radiation in the beam4.Environmentally friendly ... 7-15 working daysApplication:product is E27 screw-mount LED emergency lampUse in Home, hotel, conference, office,etc....