The versatility of a battery-powered lamp makes it a wonderful addition to battery-powered appliances. It can be used during blackouts, when a building is outdoors, or inside a room that lacks electrical wiring. Battery-powered lamps come in different designs including table lamps, flashlights, and lanterns. They may run on disposable or rechargeable batteries. Such lamps often include adjustable brightness, multiple lighting modes, ambient light, and task light features to provide maximum flexibility for different user needs