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2. Illumibowl - Wikipedia

   en.wikipedia.org/wiki/Illumibowl

   Illumibowl. IllumiBowl is a motion-activated night light that fits on the rim of any toilet. [1] It illuminates the inner bowl anytime that a person approaches the bathroom in the dark. [2] IllumiBowl was founded by Matt Alexander and Michael Kannely in Provo, Utah. [2] They raised $95,970 in November 2014 to bring the product to market. [3]

3. Nightlight - Wikipedia

   en.wikipedia.org/wiki/Nightlight

   An LED nightlight. A nightlight is a small light fixture, usually electrical, placed for comfort or convenience in dark areas or areas that may become dark at certain times, such as at night or during an emergency. Small long-burning candles serving a similar function are referred to as "tealights".

4. Lighting control system - Wikipedia

   en.wikipedia.org/wiki/Lighting_control_system

   A lighting control system incorporates communication between various system inputs and outputs related to lighting control with the use of one or more central computing devices. Lighting control systems are widely used on both indoor and outdoor lighting of commercial, industrial, and residential spaces. Lighting control systems are sometimes ...

5. Passive infrared sensor - Wikipedia

   en.wikipedia.org/wiki/Passive_infrared_sensor

   A passive infrared sensor ( PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors. PIR sensors are commonly used in security alarms and automatic lighting applications. PIR sensors detect general movement, but do not give ...

6. Rod cell - Wikipedia

   en.wikipedia.org/wiki/Rod_cell

   Rod cells are photoreceptor cells in the retina of the eye that can function in lower light better than the other type of visual photoreceptor, cone cells. Rods are usually found concentrated at the outer edges of the retina and are used in peripheral vision. On average, there are approximately 92 million rod cells (vs ~6 million cones) in the ...

7. Security lighting - Wikipedia

   en.wikipedia.org/wiki/Security_lighting

   In the field of physical security, security lighting is lighting that intended to deter or detect intrusions or other criminal activity occurring on a property or site. It can also be used to increase a feeling of safety. Lighting is integral to crime prevention through environmental design. A 2019 study in New York City found that the ...