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  2. Backup battery - Wikipedia

    en.wikipedia.org/wiki/Backup_battery

    A valve-regulated lead-acid battery is a battery type that is popular in telecommunications network environments as a reliable backup power source. VRLA batteries are used in the outside plant at locations such as Controlled Environmental Vaults (CEVs), Electronic Equipment Enclosures (EEEs), and huts, and in uncontrolled structures such as ...

  3. Electric bicycle - Wikipedia

    en.wikipedia.org/wiki/Electric_bicycle

    Converting a non-electric bicycle to its electric equivalent can be complicated but numerous 'replace a wheel' solutions are now available on the market. [44] An Electric Pusher Trailer is an e-bike design which incorporates a motor and battery into a trailer that pushes any bicycle. One such trailer is the two-wheeled Ridekick.

  4. Electric bicycle laws - Wikipedia

    en.wikipedia.org/wiki/Electric_bicycle_laws

    A "class 3 electric bicycle," or "speed pedal-assisted electric bicycle," is a bicycle equipped with a motor that provides assistance only when the rider is pedaling, and that ceases to provide assistance when the bicycle reaches the speed of 28 miles per hour, and equipped with a speedometer.

  5. AliExpress - Wikipedia

    en.wikipedia.org/wiki/AliExpress

    AliExpress (Chinese: 全球速卖通) is an online retail service based in China and owned by the Alibaba Group. [1] Launched in 2010, [ 2 ] [ 3 ] it is made up of small businesses in China and other locations, such as Singapore, that offer products to international online buyers.

  6. Alibaba Group - Wikipedia

    en.wikipedia.org/wiki/Alibaba_Group

    In 2010, Alibaba launched AliExpress.com, an online retail service made up of mostly small Chinese businesses offering products to international online buyers. It is the most visited e-commerce platform in Russia. [94] It allows small businesses in China to sell to customers all over the world, resulting in a wide variety of products.

  7. Sur-Ron - Wikipedia

    en.wikipedia.org/wiki/Sur-Ron

    In 2014, three motorcycle enthusiasts in China. [1] In March 2018 they launched their first model, the LBX, a light-weight electric dirt bike. [2]In 2014, three motorcycle enthusiasts in USA. [3]

  8. Back-up beeper - Wikipedia

    en.wikipedia.org/wiki/Back-up_beeper

    A white-noise back-up beeper provides a less disruptive alert than the original pure-tone alert. A back-up beeper, also known as back-up alarm or vehicle motion alarm, is a device intended to warn passers-by of a vehicle moving in reverse. Some models produce pure tone beeps at about 1000 Hz and 97-112 decibels. [1]