LED Magic Bulb 1, 3 in 1: emergency bulb, energy saving lamp,flashlight 2, inovation item 3, 90%energy ... )•Electronic supply is cut off, can work as a emergency bulb & flashlight and can last about 3.5 hours •Electronic ... supply is on, will work as a normal bulb •2000mAH Lithium-battery, can use more than 500 times • ... hours •Material: ABS PC •Size: 65 x 65 x 102mm LED Magic Bulb