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2. List of automotive light bulb types - Wikipedia

   en.wikipedia.org/wiki/List_of_automotive_light...

   Similar US bulb: HB2 (9003) 12V: ECE nominal luminous flux: 1,650 / 1,000 lm ±15% Available with P45t base to upgrade old headlamps designed for R2 bulb H7 1 12 V: 55 W 24 V: 70 W PX26d USA, Japan 12V: ECE nominal luminous flux: 1,500 lm ±10% H8 1 12 V: 35 W PGJ19-1 USA ECE nominal luminous flux: 800 lm ±15% H8B 1 12 V: 35 W PGJY19-1 USA H9 1

3. Headlamp - Wikipedia

   en.wikipedia.org/wiki/Headlamp

   Headlamp. A motor scooter 's front with an impractical number and variety of headlamps, added for decorative purposes and characteristic of Mod culture. A headlamp is a lamp attached to the front of a vehicle to illuminate the road ahead. Headlamps are also often called headlights, but in the most precise usage, headlamp is the term for the ...

4. History of street lighting in the United States - Wikipedia

   en.wikipedia.org/wiki/History_of_street_lighting...

   In 2007, the city of Ann Arbor, Michigan, announced plans to become "the first US city to convert all of its downtown streetlights to LED technology." [17] The city replaced 120-watt bulbs which lasted only two years with 56-watt LEDs that would last a decade, and expected to reduce its public lighting energy use by half. [17]

5. High-intensity discharge lamp - Wikipedia

   en.wikipedia.org/wiki/High-intensity_discharge_lamp

   High-intensity discharge lamps are a type of arc lamp . Brand new high-intensity discharge lamps make more visible light per unit of electric power consumed than fluorescent and incandescent lamps, since a greater proportion of their radiation is visible light in contrast to infrared. However, the lumen output of HID lighting can deteriorate by ...

6. 3 Things That Far Too Many People Get Wrong About Index Funds

   www.aol.com/3-things-far-too-many-130000455.html

   That's one of the reasons they're popular with investors of all types. 2. Index funds are less risky. On the other side of the coin, many Gen X investors surveyed by Natixis said they believe that ...

7. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...