Emergency lights or lanterns enable you to effectively deal with sudden power cuts by providing enough light to help you do all your work. Some of the best emergency lights that can help you keep the darkness at bay during power outages include the LE Rechargeable LED Camping Lantern, the Wsky LED Camping Lantern, the Energizer 4-in-1 LED Power Failure Night Light, and the Etekcity LED Camping Lantern.