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  2. Battery charger - Wikipedia

    en.wikipedia.org/wiki/Battery_charger

    A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage and current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.

  3. Trickle charging - Wikipedia

    en.wikipedia.org/wiki/Trickle_charging

    Trickle charging is the process of charging a fully charged battery at a rate equal to its self-discharge rate, enabling the battery to remain at its fully charged level. This state occurs almost exclusively when the battery is not loaded, as trickle charging will not keep a battery charged if current is being drawn by a load.

  4. Charge controller - Wikipedia

    en.wikipedia.org/wiki/Charge_controller

    A charge controller, charge regulator or battery regulator limits the rate at which electric current is added to or drawn from electric batteries to protect against electrical overload, overcharging, and may protect against overvoltage. [1] [2] This prevents conditions that reduce battery performance or lifespan and may pose a safety risk. It ...

  5. Emergency Supplies to Stock Up On at Costco and Sam's - AOL

    www.aol.com/finance/25-things-buy-costco-sams...

    This Firman generator runs on gas and comes with a battery for backup. The 5-gallon tank provides 14 hours of power at a 50% load. It can be started from up to 168 feet away by simply pushing a ...

  6. 13 Items Costco Won’t Let You Return - AOL

    www.aol.com/13-items-costco-won-t-210019261.html

    Costco is known for having a pretty customer-friendly return policy in general. For example, most items can be returned without question for a full refund. Related: 8 Companies Behind Costco's...

  7. Battery balancing - Wikipedia

    en.wikipedia.org/wiki/Battery_balancing

    Battery balancing and battery redistribution refer to techniques that improve the available capacity of a battery pack with multiple cells (usually in series) and increase each cell's longevity. [1] A battery balancer or battery regulator is an electrical device in a battery pack that performs battery balancing. [ 2 ]