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2. Solar lamp - Wikipedia

   en.wikipedia.org/wiki/Solar_lamp

   A garden solar lamp A child in Zambia studying by the light of a lamp charged by solar power during the day. A solar lamp, also known as a solar light or solar lantern, is a lighting system composed of an LED lamp, solar panels, battery, charge controller and there may also be an inverter.

3. Stand-alone power system - Wikipedia

   en.wikipedia.org/wiki/Stand-alone_power_system

   A stand-alone power system (SAPS or SPS), also known as remote area power supply (RAPS), is an off-the-grid electricity system for locations that are not fitted with an electricity distribution system. Typical SAPS include one or more methods of electricity generation, energy storage, and regulation.

4. Security alarm - Wikipedia

   en.wikipedia.org/wiki/Security_alarm

   Normally, light from the light source shoots straight across and misses the sensor. When smoke enters the chamber, it scatters the light, which then hits the sensor and triggers the alarm. Photoelectric smoke detectors typically respond faster to a fire in its early, smoldering stage, before the source of the fire bursts into flames.

5. NASA spin-off technologies - Wikipedia

   en.wikipedia.org/wiki/NASA_spin-off_technologies

   Single-crystal silicon solar cells are now widely available at low cost. The technology behind these solar devices—which provide up to 50% more power than conventional solar cells—originated with the efforts of a NASA-sponsored 28-member coalition forming the Environmental Research Aircraft and Sensor Technology (ERAST) Alliance.

6. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

7. Tesla, Inc. - Wikipedia

   en.wikipedia.org/wiki/Tesla,_Inc.

   Tesla, Inc. (/ ˈ t ɛ s l ə / ⓘ TESS-lə or / ˈ t ɛ z l ə / TEZ-lə [a]) is an American multinational automotive and clean energy company. Headquartered in Austin, Texas, it designs, manufactures and sells battery electric vehicles (BEVs), stationary battery energy storage devices from home to grid-scale, solar panels and solar shingles, and related products and services.