Detailed Product Description electric umbrella lamp ,rechargeable emergency lamp,1.E27 lamp holder.2.32led ultra white light3.It may be used like daylight lamp,more brighter and longer life time.4.Rechargeable 4V 0.6AH lead-acid battery inside,it will automatically turn on when the power is cut off.5.Operate duration:4-6hours6.AC/DC mode for your adjustment.