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A liquid contact indicator (LCI) is a small indicator that turns from white into another color, typically red, after contact with water. These indicators are small adhesives that are placed on several points within electronic devices such as laptops and smartphones.
A device with AOD enabled keeps a limited portion of the screen on during sleep mode.An Always-On Display may display a set of recent push notifications in place of a notification tone or LED signal, as well as information such as the time, date, and battery status of the device; they often may also be configured to also show various types of notifications as they arrive, or screensavers.
A battery indicator (also known as a battery gauge) is a device which gives information about a battery. This will usually be a visual indication of the battery's state of charge . It is particularly important in the case of a battery electric vehicle .
iPhone Battery Health (Beta) Displays information about an iPhone’s battery, such as its current maximum capacity and if the battery is still supporting peak performance capabilities; Indicates if the iPhone Performance Management feature is turned on, while including the option to disable the feature is desired
For example, for a battery with a capacity of 500 mAh, a discharge rate of 5000 mA (i.e., 5 A) corresponds to a C-rate of 10C, meaning that such a current can discharge 10 such batteries in one hour. Likewise, for the same battery a charge current of 250 mA corresponds to a C-rate of C/2, meaning that this current will increase the state of ...
Apple marketed its battery charger as environmentally friendly due to a lower standby power draw, although Massachusetts Institute of Technology engineering professor Gerbrand Ceder criticized Apple for shipping peripherals that require disposable batteries, instead of non-removable lithium-ion batteries like many of Apple's competitors.
The iPhone XR was available in six colors: black, white, blue, yellow, coral (a shade of pink and orange), and Product Red. It is the second iPhone to be released in white, yellow and blue, the first being the iPhone 5c in 2013. [13] Internationally, the phone supports dual SIMs through a Nano-SIM and an eSIM.
IPhone OS 1 when it released, marketing material referred to it as a version of Mac OS X running on the iPhone, and the iTunes installer referred to it generically as iPhone software, though with later versions starting with iPhone OS 2, it became retroactively known as iPhone OS 1.0 or iOS 1. King's Quest: Quest for the Crown