When.com Web Search

  1. Ads

    related to: blue battery operated string lights

Search results

  1. Results From The WOW.Com Content Network
  2. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/wiki/Mechanically_powered...

    However it may be less reliable as an emergency light, because the rechargeable battery it contains eventually wears out. The lithium-ion cells used are typically rated for around 500 charges. In an alternative "Clockwork Torch" design, produced by Freeplay Energy , the energy is mechanically stored in a flat spiral wound mainspring , rather ...

  3. Shuji Nakamura - Wikipedia

    en.wikipedia.org/wiki/Shuji_Nakamura

    Shuji Nakamura (中村 修二, Nakamura Shūji, born May 22, 1954) is a Japanese-American electronic engineer and inventor of the blue LED, a major breakthrough in lighting technology. [3]

  4. Rope light - Wikipedia

    en.wikipedia.org/wiki/Rope_light

    A length of illuminated rope light. A rope light is primarily used as a decorative lighting fixture, featuring small lights linked together and encased in a PVC jacket to create a string of lights. Rope lights can be used in many applications both indoors and outdoors. [1] Used in place of neon signs, it is sometimes called soft neon.

  5. List of inventors - Wikipedia

    en.wikipedia.org/wiki/List_of_inventors

    Joseph Swan (1828–1914), UK – Incandescent light bulb; Robert Swanson (1905–1994), Canada – invented and developed the first multi-chime air horn for use with diesel locomotives; Andrei Sychra (c.1773/76–1850), Lithuania/Russia, Czech descent – Russian seven-string guitar

  6. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    If a battery has been completely discharged (e.g. the car lights were left on overnight) and next is given a fast charge for only a few minutes, then during the short charging time it develops only a charge near the interface. The battery voltage may rise to be close to the charger voltage so that the charging current decreases significantly.

  7. Power ring (DC Comics) - Wikipedia

    en.wikipedia.org/wiki/Power_ring_(DC_Comics)

    The home planet of the Blue Lanterns and the Central Blue Power Battery is the planet Odym, an idyllic planet orbiting the star Polaris. [51] Blue power rings are fueled by hope; they give their users the most power, but they must be near an active Green power ring to tap into their full potential.

  1. Ad

    related to: blue battery operated string lights