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  • The dry erase board is a white note board named for its ability to be erased with a dry tissue, board eraser, or any soft dry material such as a paper towel or cloth. The secret is in the board’s special dry-erase markers, that can be easily wiped clean without water or rubbing. Dry erase boards are often installed in classrooms in lieu of…En afficher davantage

  • Mini fan can be easily set up on your desks or can be held in your hands. Despite the small size, mini fans are as functional as a normal fan. They provide ample airflow to keep you cool. There are many different types of mini fans that you can buy online. They may vary in their design, power, and style.

    A desk fan is usually a fan that is small…En afficher davantage

  • LED lighting is a lamp or other light that uses light-emitting diodes (LEDs) as a source of illumination. Most lighting comes from an incandescent or fluorescent light bulb. Although they are different than the traditional bulb, LED bulbs are available that can be put into traditional lamps and used like most other light bulbs. They are much more…En afficher davantage

  • An engine is a machine for converting any of various forms of energy into mechanical force and motion.

    A diesel engine is an internal-combustion engine in which air is compressed to a sufficiently high temperature to ignite diesel fuel injected into the cylinder, where combustion and expansion actuate a piston. It converts the chemical energy…En afficher davantage

  • An intraoral scanner is a handheld device used to directly create a digital impression of the oral cavity. Light source from the scanner is projected onto the scan objects, such as full dental arches, and then a 3D model processed by the scanning software will be displayed in real-time on a touch screen.

    Mask is a covering worn over the mouth and…En afficher davantage

  • Window film (tint) is a thin laminate film that can be installed to the interior or exterior of glass surfaces in automobiles and boats and also to the interior or exterior of glass in homes and buildings. It is usually made from polyethylene terephthalate (PET), a thermoplastic polymer resin of the polyester family, due to its clarity, tensile…En afficher davantage

  • The freshly squeezed orange juice vending machine is a leading model for orange juice with our researched software and patented squeezed system. With unique features and an excellent juice yield, these orange juice vending machines produce high-quality freshly squeezed orange juice in 60 seconds. The machine features takeaway model fills and heat…En afficher davantage

  • Sunglasses or sun glasses (informally called shades or sunnies; more names below) are a form of protective eyewear designed primarily to prevent bright sunlight and high-energy visible light from damaging or discomforting the eyes. They can sometimes also function as a visual aid, as variously termed spectacles or glasses exist, featuring lenses…En afficher davantage

  • A solar light uses energy from the sun to produce light. (Solar light can also refer to natural light coming from the sun.) There are inexpensive lights that you can place outside. During the day, they use solar energy to charge a battery, and at night, or when it’s too dark to charge the battery, the battery runs a light.

    Solar street lights are…En afficher davantage

  • A passive multiplexer in most networks consists of a mux and demux optical component. The mux combines, or multiplexes, wavelengths onto a fiber. The demux on the other end of the connection splits, or de-multiplexes, the connections.

    In DWDM system, DWDM mux demux is two indispensable modules. Mux (Multiplexer) is a module at the transmitter end…En afficher davantage

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