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2. 'Bright and reliable': These motion-sensor solar security ...

   www.aol.com/lifestyle/bright-reliable-motion...

   These motion-activated lights are priced to move — on sale for $12 for a four-pack!

3. Get Black Friday savings already at Walmart: Shop the 10 best ...

   www.aol.com/lifestyle/get-black-friday-savings...

   These top-rated lights equipped with sensors that'll automatically shine a light (three of them, in fact) when they detect motion — important when you get home after dark and can't see a thing.

4. Solar street light - Wikipedia

   en.wikipedia.org/wiki/Solar_street_light

   The life cycle of the battery is very important to the lifetime of the light and the capacity of the battery will affect the backup days of the lights. There are two types of batteries commonly used in solar-powered street lights- gel cell deep cycle batteries as well as lead acid batteries.

5. Motion detector - Wikipedia

   en.wikipedia.org/wiki/Motion_detector

   A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.

6. Light fixture - Wikipedia

   en.wikipedia.org/wiki/Light_fixture

   A decorative outdoor lamp at Leeds Town Hall A garden solar lamp is an example of landscape lighting. Outdoor lighting and landscape lighting – used to illuminate walkways, parking lots, roadways, building exteriors and architectural details, gardens, and parks. Outdoor light fixtures can also include forms similar to indoor lighting, such as ...

7. Photoelectric sensor - Wikipedia

   en.wikipedia.org/wiki/Photoelectric_sensor

   A photoelectric sensor is a device used to determine the distance, absence, or presence of an object by using a light transmitter, often infrared, and a photoelectric receiver. They are largely used in industrial manufacturing. There are three different useful types: opposed (through-beam), retro-reflective, and proximity-sensing (diffused).