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Memory effect, also known as battery effect, lazy battery effect, or battery memory, is an effect observed in nickel-cadmium rechargeable batteries that causes them to hold less charge. [ 1 ] [ 2 ] It describes the situation in which nickel-cadmium batteries gradually lose their maximum energy capacity if they are repeatedly recharged after ...
This feature has also been implemented on some laptop docking stations allowing device charging even when no laptop is present. [81] On laptops, charging devices from the USB port when it is not being powered from AC drains the laptop battery; most laptops have a facility to stop charging if their own battery charge level gets too low. [82]
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.
K380 Wireless Keyboard. Found: the snazziest lil portable keyboard for your iPad. Lightweight and compact, this option is ideal for travel, especially since it has a long battery life and the ...
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A search is underway for two teen brothers who went missing over the weekend after one of their kayaks overturned while duck hunting in Northern California. Rescue teams are searching the ...
It’s not always wrong to charge a large unexpected expense to your credit card. Specifically, if you have good credit, you might qualify for a 0 percent APR credit card. This type of card ...