A solar lamp is a portable device composed of an incandescent lamp or LED, a solar panel and a small rechargeable battery. It generally includes Ni-MH or Ni-Cd AA batteries, 2V/40mA solar panel and 12000mcd-15000mcd LED. It can be used as outdoor (lawn and garden), indoor (i.e. a desk lamp used to read or study, with a brightness equivalent to 40 watts ) or as both type of lamps. Discharging time is generally 8 to 10 hours. See also
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