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  2. Battery charger - Wikipedia

    en.wikipedia.org/wiki/Battery_charger

    Since the Universal Serial Bus specification provides five-volt power, it is possible to use a USB cable to connect a device to a power supply. Products based on this approach include chargers for cellular phones, portable digital audio players, and tablet computers. They may be fully compliant USB peripheral devices or uncontrolled, simple ...

  3. Nomad Goods - Wikipedia

    en.wikipedia.org/wiki/Nomad_Goods

    Nomad was founded by Noah Dentzel, Brian Hahn and Adam Miller in 2012. Sharing a passion for adventure and minimalism, the founders wanted to create a discrete and portable charging device. Their first product, ChargeCard, was a super-slim USB Cable charger that fit in any wallet like a credit card. [5]

  4. Universal charger - Wikipedia

    en.wikipedia.org/wiki/Universal_charger

    Universal charger or common charger refers to various projects to standardize the connectors of power supplies, particularly for battery-powered devices. Since the publication of the USB Power Delivery standard in 2012, and the USB-C connector in 2014, USB-C has become a widespread standard for charging mobile phones.

  5. USB hardware - Wikipedia

    en.wikipedia.org/wiki/USB_hardware

    To allow for voltage drops, the voltage at the host port, hub port, and device are specified to be at least 4.75 V, 4.4 V, and 4.35 V respectively by USB 2.0 for low-power devices, [a] but must be at least 4.75 V at all locations for high-power [b] devices (however, high-power devices are required to operate as a low-powered device so that they ...

  6. Another winter storm is brewing: These 12 items can help you ...

    www.aol.com/lifestyle/12-genius-items-to-help...

    In fact, it can charge three devices at once — and fast. It has two USB ports and a built-in strap that acts as a micro USB cable. Charge it up in advance of a potential outage and it'll save ...

  7. AC adapter - Wikipedia

    en.wikipedia.org/wiki/AC_adapter

    An AC adapter or AC/DC adapter (also called a wall charger, power adapter, power brick, or wall wart) [1] is a type of external power supply, often enclosed in a case similar to an AC plug. [2] AC adapters deliver electric power to devices that lack internal components to draw voltage and power from mains power themselves.

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