Size: 2.5"H x 2.75"W x 2.75"D
This fixture is operated by self contained replaceable batteries
LED Brass Globe Ceiling Lamp. No transformer required. Turn on and off with small switch on Brass Base that contains a CR927 3V battery. Base is magnetized for hanging. The non-replaceable LED bulb will burn for at least 4000 hours. Base unscrews to replace battery with #2300 Four 3V CR927 batteries.