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  2. Charge cycle - Wikipedia

    en.wikipedia.org/wiki/Charge_cycle

    A charge cycle is the process of charging a rechargeable battery and discharging it as required into a load. The term is typically used to specify a battery's expected life, as the number of charge cycles affects life more than the mere passage of time.

  3. Comparison of commercial battery types - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_commercial...

    Under certain conditions, some battery chemistries are at risk of thermal runaway, leading to cell rupture or combustion.As thermal runaway is determined not only by cell chemistry but also cell size, cell design and charge, only the worst-case values are reflected here.

  4. These Craftsman 20V Batteries Are 55% Off on Amazon, So ... - AOL

    www.aol.com/lifestyle/craftsman-20v-batteries-55...

    They’re part of Craftsman’s V20 system of cordless power tools. These Craftsman 20V Batteries Are 55% Off on Amazon, So You Can Charge Up for Cheaper Skip to main content

  5. Depth of discharge - Wikipedia

    en.wikipedia.org/wiki/Depth_of_discharge

    Depth of discharge (DoD) is an important parameter appearing in the context of rechargeable battery operation. Two non-identical definitions can be found in commercial and scientific sources. The depth of discharge is defined as: the maximum fraction of a battery's capacity (given in Ah) which is removed from the charged battery on a regular basis.

  6. Flashlight - Wikipedia

    en.wikipedia.org/wiki/Flashlight

    An LED flashlight has a longer battery life than an incandescent flashlight with comparable output. [10] LEDs are also less fragile than glass lamps. LED lamps have different spectra of light compared to incandescent sources, and are made in several ranges of color temperature and color rendering index. Since the LED has a long life compared to ...

  7. These Craftsman 20V Batteries Are 55% Off on Amazon - AOL

    www.aol.com/lifestyle/craftsman-20v-batteries-55...

    They’re part of Craftsman’s V20 system of cordless power tools.

  8. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/.../Mechanically_powered_flashlight

    The best designs use a supercapacitor instead of a rechargeable battery, since these have a longer working life than a battery. This, along with the long-life light-emitting diode which does not burn out like an incandescent bulb, give the flashlight a long lifetime, making it a useful emergency light. A disadvantage of many current models is ...

  9. Get a Free Battery With This Craftsman Drill-Driver Kit ... - AOL

    www.aol.com/free-battery-craftsman-drill-driver...

    In addition to the discount, you get a free battery compatible with other Craftsman tools. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...