1,energy saving led lamp e27 2,led blub 4v. 3,long life >60000hours 4,high efficiency,energy saving. energy saving led lamp e27The product is a kind of lamplight which has ultra capacity, high luminance, multifunction emergency lamps, and modeling elegant appearance, It help your work and life more convenient.Product characteristics:1. Lead-acid battery rechargeable and maintenance with 900mAH ...