A solar lamp or lantern is a portable light fixture composed of an LED lamp, a photovoltaic solar panel, and a rechargeable battery. Outdoor lamps may have lamp, solar panel and battery integrated in...

A solar lamp or lantern is a portable light fixture composed of an LED lamp, a photovoltaic solar panel, and a rechargeable battery. Outdoor lamps may have lamp, solar panel and battery integrated in one unit. Indoor solar lamps with separately?mounted solar panels are used for general illumination where centrally generated power is not conveniently or economically available. Solar?powered household lighting may displace light sources such as kerosene lamps, saving money for the user, and reducing fire and pollution hazards. Solar lamps recharge during the day. Automatic outdoor lamps turn on at dusk and remain illuminated overnight , depending on how much sunlight they receive during the day..